diff --git a/.gitignore b/.gitignore
index 5868362..a82f9f3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
-/target
-
+.DS_Store
+target
 *.env
diff --git a/Cargo.lock b/Cargo.lock
index 0818a8a..999c748 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -31,9 +31,9 @@ dependencies = [
 
 [[package]]
 name = "ahash"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf6ccdb167abbf410dcb915cabd428929d7f6a04980b54a11f26a39f1c7f7107"
+checksum = "2c99f64d1e06488f620f932677e24bc6e2897582980441ae90a671415bd7ec2f"
 dependencies = [
  "cfg-if",
  "once_cell",
@@ -49,6 +49,11 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "amcl"
+version = "0.3.0"
+source = "git+https://github.com/Snowfork/milagro_bls#2c9e8b383981308a8b4cbbc19e0b897dcf14534b"
+
 [[package]]
 name = "android_system_properties"
 version = "0.1.5"
@@ -66,9 +71,9 @@ checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
 
 [[package]]
 name = "anyhow"
-version = "1.0.66"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "216261ddc8289130e551ddcd5ce8a064710c0d064a4d2895c67151c92b5443f6"
+checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
 
 [[package]]
 name = "arrayref"
@@ -100,9 +105,9 @@ dependencies = [
 
 [[package]]
 name = "async-trait"
-version = "0.1.59"
+version = "0.1.63"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31e6e93155431f3931513b243d371981bb2770112b370c82745a1d19d2f99364"
+checksum = "eff18d764974428cf3a9328e23fc5c986f5fbed46e6cd4cdf42544df5d297ec1"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -135,7 +140,7 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
  "libc",
  "winapi",
 ]
@@ -204,6 +209,12 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
+[[package]]
+name = "base64"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+
 [[package]]
 name = "base64ct"
 version = "1.5.3"
@@ -264,9 +275,9 @@ dependencies = [
 
 [[package]]
 name = "blake2"
-version = "0.10.5"
+version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b12e5fd123190ce1c2e559308a94c9bacad77907d4c6005d9e58fe1a0689e55e"
+checksum = "46502ad458c9a52b69d4d4d32775c788b7a1b85e8bc9d482d92250fc0e3f8efe"
 dependencies = [
  "digest 0.10.6",
 ]
@@ -310,19 +321,6 @@ dependencies = [
  "byte-tools",
 ]
 
-[[package]]
-name = "blst"
-version = "0.3.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a30d0edd9dd1c60ddb42b80341c7852f6f985279a5c1a83659dcb65899dec99"
-dependencies = [
- "cc",
- "glob",
- "threadpool",
- "which",
- "zeroize",
-]
-
 [[package]]
 name = "bs58"
 version = "0.4.0"
@@ -331,18 +329,19 @@ checksum = "771fe0050b883fcc3ea2359b1a96bcfbc090b7116eae7c3c512c7a083fdf23d3"
 
 [[package]]
 name = "bstr"
-version = "0.2.17"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3569f383e8f1598449f1a423e72e99569137b47740b1da11ef19af3d5c3223"
+checksum = "b45ea9b00a7b3f2988e9a65ad3917e62123c38dba709b666506207be96d1790b"
 dependencies = [
  "memchr",
+ "serde",
 ]
 
 [[package]]
 name = "bumpalo"
-version = "3.11.1"
+version = "3.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "572f695136211188308f16ad2ca5c851a712c464060ae6974944458eb83880ba"
+checksum = "0d261e256854913907f67ed06efbc3338dfe6179796deefc1ff763fc1aee5535"
 
 [[package]]
 name = "byte-slice-cast"
@@ -364,9 +363,9 @@ checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 
 [[package]]
 name = "bytemuck"
-version = "1.12.3"
+version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aaa3a8d9a1ca92e282c96a32d6511b695d7d994d1d102ba85d279f9b2756947f"
+checksum = "c041d3eab048880cb0b86b256447da3f18859a163c3b8d8893f4e6368abe6393"
 
 [[package]]
 name = "byteorder"
@@ -385,9 +384,9 @@ dependencies = [
 
 [[package]]
 name = "camino"
-version = "1.1.1"
+version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88ad0e1e3e88dd237a156ab9f571021b8a158caa0ae44b1968a241efb5144c1e"
+checksum = "c77df041dc383319cc661b428b6961a005db4d6808d5e12536931b1ca9556055"
 dependencies = [
  "serde",
 ]
@@ -409,7 +408,7 @@ checksum = "982a0cf6a99c350d7246035613882e376d58cebe571785abc5da4f648d53ac0a"
 dependencies = [
  "camino",
  "cargo-platform",
- "semver 1.0.14",
+ "semver 1.0.16",
  "serde",
  "serde_json",
  "thiserror",
@@ -423,9 +422,9 @@ checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"
 
 [[package]]
 name = "cc"
-version = "1.0.77"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"
+checksum = "a20104e2335ce8a659d6dd92a51a767a0c062599c73b343fd152cb401e828c3d"
 
 [[package]]
 name = "cfg-if"
@@ -552,6 +551,7 @@ dependencies = [
  "execution",
  "eyre",
  "futures",
+ "gloo-timers",
  "hex",
  "jsonrpsee",
  "log",
@@ -559,6 +559,7 @@ dependencies = [
  "ssz-rs",
  "thiserror",
  "tokio",
+ "wasm-bindgen-futures",
 ]
 
 [[package]]
@@ -680,7 +681,6 @@ name = "consensus"
 version = "0.1.3"
 dependencies = [
  "async-trait",
- "blst",
  "bytes",
  "chrono",
  "common",
@@ -689,16 +689,16 @@ dependencies = [
  "eyre",
  "hex",
  "log",
+ "milagro_bls",
  "openssl",
  "reqwest",
- "reqwest-middleware",
- "reqwest-retry",
  "serde",
  "serde_json",
  "ssz-rs",
  "thiserror",
  "tokio",
  "toml",
+ "wasm-timer",
 ]
 
 [[package]]
@@ -913,19 +913,19 @@ dependencies = [
 
 [[package]]
 name = "ctrlc"
-version = "3.2.3"
+version = "3.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d91974fbbe88ec1df0c24a4f00f99583667a7e2e6272b2b92d294d81e462173"
+checksum = "1631ca6e3c59112501a9d87fd86f21591ff77acd31331e8a73f8d80a65bbdd71"
 dependencies = [
  "nix",
- "winapi",
+ "windows-sys",
 ]
 
 [[package]]
 name = "cxx"
-version = "1.0.83"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdf07d07d6531bfcdbe9b8b739b104610c6508dcc4d63b410585faf338241daf"
+checksum = "b61a7545f753a88bcbe0a70de1fcc0221e10bfc752f576754fa91e663db1622e"
 dependencies = [
  "cc",
  "cxxbridge-flags",
@@ -935,9 +935,9 @@ dependencies = [
 
 [[package]]
 name = "cxx-build"
-version = "1.0.83"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2eb5b96ecdc99f72657332953d4d9c50135af1bac34277801cc3937906ebd39"
+checksum = "f464457d494b5ed6905c63b0c4704842aba319084a0a3561cdc1359536b53200"
 dependencies = [
  "cc",
  "codespan-reporting",
@@ -950,15 +950,15 @@ dependencies = [
 
 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.83"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac040a39517fd1674e0f32177648334b0f4074625b5588a64519804ba0553b12"
+checksum = "43c7119ce3a3701ed81aca8410b9acf6fc399d2629d057b87e2efa4e63a3aaea"
 
 [[package]]
 name = "cxxbridge-macro"
-version = "1.0.83"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1362b0ddcfc4eb0a1f57b68bd77dd99f0e826958a96abd0ae9bd092e114ffed6"
+checksum = "65e07508b90551e610910fa648a1878991d367064997a596135b86df30daf07e"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -967,9 +967,9 @@ dependencies = [
 
 [[package]]
 name = "der"
-version = "0.6.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13dd2ae565c0a381dde7fade45fce95984c568bdcb4700a4fdbe3175e0380b2f"
+checksum = "f1a467a65c5e759bce6e65eaf91cc29f466cdc57cb65777bd646872a8a1fd4de"
 dependencies = [
  "const-oid",
  "zeroize",
@@ -1242,9 +1242,8 @@ dependencies = [
 
 [[package]]
 name = "ethers"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11f26f9d8d80da18ca72aca51804c65eb2153093af3bec74fd5ce32aa0c1f665"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "ethers-addressbook",
  "ethers-contract",
@@ -1257,9 +1256,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-addressbook"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe4be54dd2260945d784e06ccdeb5ad573e8f1541838cee13a1ab885485eaa0b"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "ethers-core",
  "once_cell",
@@ -1269,9 +1267,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-contract"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9c3c3e119a89f0a9a1e539e7faecea815f74ddcf7c90d0b00d1f524db2fdc9c"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "ethers-contract-abigen",
  "ethers-contract-derive",
@@ -1288,9 +1285,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-contract-abigen"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d4e5ad46aede34901f71afdb7bb555710ed9613d88d644245c657dc371aa228"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "Inflector",
  "cfg-if",
@@ -1313,9 +1309,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-contract-derive"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f192e8e4cf2b038318aae01e94e7644e0659a76219e94bcd3203df744341d61f"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "ethers-contract-abigen",
  "ethers-core",
@@ -1328,9 +1323,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-core"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ade3e9c97727343984e1ceada4fdab11142d2ee3472d2c67027d56b1251d4f15"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "arrayvec 0.7.2",
  "bytes",
@@ -1359,14 +1353,13 @@ dependencies = [
 
 [[package]]
 name = "ethers-etherscan"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9713f525348e5dde025d09b0a4217429f8074e8ff22c886263cc191e87d8216"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "ethers-core",
  "getrandom 0.2.8",
  "reqwest",
- "semver 1.0.14",
+ "semver 1.0.16",
  "serde",
  "serde-aux",
  "serde_json",
@@ -1376,9 +1369,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-middleware"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e71df7391b0a9a51208ffb5c7f2d068900e99d6b3128d3a4849d138f194778b7"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "async-trait",
  "auto_impl 0.5.0",
@@ -1402,9 +1394,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-providers"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1a9e0597aa6b2fdc810ff58bc95e4eeaa2c219b3e615ed025106ecb027407d8"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "async-trait",
  "auto_impl 1.0.1",
@@ -1437,9 +1428,8 @@ dependencies = [
 
 [[package]]
 name = "ethers-signers"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f41ced186867f64773db2e55ffdd92959e094072a1d09a5e5e831d443204f98"
+version = "1.0.0"
+source = "git+https://github.com/gakonst/ethers-rs?rev=c17c0c3c956f12d205a5ede3176599d8a30ca739#c17c0c3c956f12d205a5ede3176599d8a30ca739"
 dependencies = [
  "async-trait",
  "coins-bip32",
@@ -1720,9 +1710,9 @@ dependencies = [
 
 [[package]]
 name = "futures-locks"
-version = "0.7.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3eb42d4fb72227be5778429f9ef5240a38a358925a49f05b5cf702ce7c7e558a"
+checksum = "45ec6fe3675af967e67c5536c0b9d44e34e6c52f86bedc4ea49c5317b8e94d06"
 dependencies = [
  "futures-channel",
  "futures-task",
@@ -1841,17 +1831,11 @@ dependencies = [
  "weezl",
 ]
 
-[[package]]
-name = "glob"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
-
 [[package]]
 name = "globset"
-version = "0.4.9"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a1e17342619edbc21a964c2afbeb6c820c6a2560032872f397bb97ea127bd0a"
+checksum = "029d74589adefde59de1a0c4f4732695c32805624aec7b68d91503d4dba79afc"
 dependencies = [
  "aho-corasick",
  "bstr",
@@ -1862,9 +1846,9 @@ dependencies = [
 
 [[package]]
 name = "gloo-net"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9050ff8617e950288d7bf7f300707639fdeda5ca0d0ecf380cff448cfd52f4a6"
+checksum = "9902a044653b26b99f7e3693a42f171312d9be8b26b5697bd1e43ad1f8a35e10"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -1882,9 +1866,9 @@ dependencies = [
 
 [[package]]
 name = "gloo-timers"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98c4a8d6391675c6b2ee1a6c8d06e8e2d03605c44cec1270675985a4c2a5500b"
+checksum = "9b995a66bb87bebce9a0f4a95aed01daca4872c050bfcb21653361c03bc35e5c"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -1955,11 +1939,12 @@ checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
 [[package]]
 name = "hashbrown"
-version = "0.13.1"
+version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33ff8ae62cd3a9102e5637afc8452c55acf3844001bd5374e0b0bd7b6616c038"
+checksum = "43a3c133739dddd0d2990f9a4bdf8eb4b21ef50e4851ca85ab661199821d510e"
 dependencies = [
  "ahash",
+ "serde",
 ]
 
 [[package]]
@@ -2008,11 +1993,23 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "hermit-abi"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee512640fe35acbfb4bb779db6f0d80704c2cacfa2e39b601ef3e3f47d1ae4c7"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "hex"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "hmac"
@@ -2098,9 +2095,9 @@ dependencies = [
 
 [[package]]
 name = "hyper-rustls"
-version = "0.23.1"
+version = "0.23.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59df7c4e19c950e6e0e868dcc0a300b09a9b88e9ec55bd879ca819087a77355d"
+checksum = "1788965e61b367cd03a62950836d5cd41560c3577d90e40e0819373194d1661c"
 dependencies = [
  "http",
  "hyper",
@@ -2189,7 +2186,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ba6a270039626615617f3f36d15fc827041df3b78c439da2cadfa47455a77f2f"
 dependencies = [
- "parity-scale-codec 3.2.1",
+ "parity-scale-codec 3.2.2",
 ]
 
 [[package]]
@@ -2293,9 +2290,9 @@ dependencies = [
 
 [[package]]
 name = "ipnet"
-version = "2.5.1"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f88c5561171189e69df9d98bcf18fd5f9558300f7ea7b801eb8a0fd748bd8745"
+checksum = "30e22bd8629359895450b59ea7a776c850561b96a3b1d31321c1949d9e6c9146"
 
 [[package]]
 name = "itertools"
@@ -2308,9 +2305,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4217ad341ebadf8d8e724e264f13e593e0648f5b3e94b3896a5df283be015ecc"
+checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
 
 [[package]]
 name = "jpeg-decoder"
@@ -2554,9 +2551,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.138"
+version = "0.2.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db6d7e329c562c5dfab7a46a2afabc8b987ab9a4834c9d1ca04dc54c1546cef8"
+checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
 
 [[package]]
 name = "libloading"
@@ -2570,9 +2567,9 @@ dependencies = [
 
 [[package]]
 name = "link-cplusplus"
-version = "1.0.7"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9272ab7b96c9046fbc5bc56c06c117cb639fe2d509df0c421cad82d2915cf369"
+checksum = "ecd207c9c713c34f95a097a5b029ac2ce6010530c7b49d7fea24d977dede04f5"
 dependencies = [
  "cc",
 ]
@@ -2620,22 +2617,24 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "milagro_bls"
+version = "1.5.0"
+source = "git+https://github.com/Snowfork/milagro_bls#2c9e8b383981308a8b4cbbc19e0b897dcf14534b"
+dependencies = [
+ "amcl",
+ "hex",
+ "lazy_static",
+ "rand 0.8.5",
+ "zeroize",
+]
+
 [[package]]
 name = "mime"
 version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
 
-[[package]]
-name = "mime_guess"
-version = "2.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4192263c238a5f0d0c6bfd21f336a313a4ce1c450542449ca191bb657b4642ef"
-dependencies = [
- "mime",
- "unicase",
-]
-
 [[package]]
 name = "miniz_oxide"
 version = "0.6.2"
@@ -2654,7 +2653,7 @@ dependencies = [
  "libc",
  "log",
  "wasi 0.11.0+wasi-snapshot-preview1",
- "windows-sys 0.42.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -2677,14 +2676,23 @@ dependencies = [
 
 [[package]]
 name = "nix"
-version = "0.25.1"
+version = "0.26.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f346ff70e7dbfd675fe90590b92d59ef2de15a8779ae305ebcbfd3f0caf59be4"
+checksum = "bfdda3d196821d6af13126e40375cdf7da646a96114af134d5f417a9a1dc8e1a"
 dependencies = [
- "autocfg",
  "bitflags",
  "cfg-if",
  "libc",
+ "static_assertions",
+]
+
+[[package]]
+name = "nom8"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae01545c9c7fc4486ab7debaf2aad7003ac19431791868fb2e8066df97fad2f8"
+dependencies = [
+ "memchr",
 ]
 
 [[package]]
@@ -2724,9 +2732,9 @@ dependencies = [
 
 [[package]]
 name = "num-complex"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ae39348c8bc5fbd7f40c727a9925f03517afd2ab27d46702108b6a7e5414c19"
+checksum = "02e0d21255c828d6f128a1e41534206671e8c3ea0c62f32291e808dc82cff17d"
 dependencies = [
  "num-traits",
 ]
@@ -2775,11 +2783,11 @@ dependencies = [
 
 [[package]]
 name = "num_cpus"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
+checksum = "0fac9e2da13b5eb447a6ce3d392f23a29d8694bff781bf03a16cd9ac8697593b"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.2.6",
  "libc",
 ]
 
@@ -2806,9 +2814,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.16.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86f0b0d4bf799edbc74508c1e8bf170ff5f41238e5f8225603ca7caaae2b7860"
+checksum = "6f61fba1741ea2b3d6a1e3178721804bb716a68a6aeba1149b5d52e3d464ea66"
 
 [[package]]
 name = "oorandom"
@@ -2855,9 +2863,9 @@ dependencies = [
 
 [[package]]
 name = "openssl"
-version = "0.10.43"
+version = "0.10.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "020433887e44c27ff16365eaa2d380547a94544ad509aff6eb5b6e3e0b27b376"
+checksum = "b102428fd03bc5edf97f62620f7298614c45cedf287c271e7ed450bbaf83f2e1"
 dependencies = [
  "bitflags",
  "cfg-if",
@@ -2896,9 +2904,9 @@ dependencies = [
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.78"
+version = "0.9.80"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07d5c8cb6e57b3a3612064d7b18b117912b4ce70955c2504d4b741c9e244b132"
+checksum = "23bbbf7854cd45b83958ebe919f0e8e516793727652e27fda10a8384cfc790b7"
 dependencies = [
  "autocfg",
  "cc",
@@ -2934,9 +2942,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec"
-version = "3.2.1"
+version = "3.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "366e44391a8af4cfd6002ef6ba072bae071a96aafca98d7d448a34c5dca38b6a"
+checksum = "e7ab01d0f889e957861bc65888d5ccbe82c158d0270136ba46820d43837cdf72"
 dependencies = [
  "arrayvec 0.7.2",
  "bitvec 1.0.1",
@@ -2948,9 +2956,9 @@ dependencies = [
 
 [[package]]
 name = "parity-scale-codec-derive"
-version = "3.1.3"
+version = "3.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9299338969a3d2f491d65f140b00ddec470858402f888af98e8642fb5e8965cd"
+checksum = "86b26a931f824dd4eca30b3e43bb4f31cd5f0d3a403c5f5ff27106b805bfde7b"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
@@ -2972,7 +2980,7 @@ checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
  "lock_api",
- "parking_lot_core 0.8.5",
+ "parking_lot_core 0.8.6",
 ]
 
 [[package]]
@@ -2982,14 +2990,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
  "lock_api",
- "parking_lot_core 0.9.5",
+ "parking_lot_core 0.9.6",
 ]
 
 [[package]]
 name = "parking_lot_core"
-version = "0.8.5"
+version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
+checksum = "60a2cfe6f0ad2bfc16aefa463b497d5c7a5ecd44a23efa72aa342d90177356dc"
 dependencies = [
  "cfg-if",
  "instant",
@@ -3001,15 +3009,15 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.9.5"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ff9f3fef3968a3ec5945535ed654cb38ff72d7495a25619e2247fb15a2ed9ba"
+checksum = "ba1ef8814b5c993410bb3adfad7a5ed269563e4a2f90c41f5d85be7fb47133bf"
 dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall",
  "smallvec",
- "windows-sys 0.42.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -3085,9 +3093,9 @@ checksum = "478c572c3d73181ff3c2539045f6eb99e5491218eae919370993b890cdbdd98e"
 
 [[package]]
 name = "pest"
-version = "2.5.1"
+version = "2.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc8bed3549e0f9b0a2a78bf7c0018237a2cdf085eecbbc048e52612438e4e9d0"
+checksum = "4ab62d2fa33726dbe6321cc97ef96d8cde531e3eeaf858a058de53a8a6d40d8f"
 dependencies = [
  "thiserror",
  "ucd-trie",
@@ -3253,13 +3261,12 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-crate"
-version = "1.2.1"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eda0fc3b0fb7c975631757e14d9049da17374063edb6ebbcbc54d880d4fe94e9"
+checksum = "66618389e4ec1c7afe67d51a9bf34ff9236480f8d51e7489b7d5ab0303c13f34"
 dependencies = [
  "once_cell",
- "thiserror",
- "toml",
+ "toml_edit",
 ]
 
 [[package]]
@@ -3288,9 +3295,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.47"
+version = "1.0.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
+checksum = "6ef7d57beacfaf2d8aee5937dab7b7f28de3cb8b1828479bb5de2a7106f2bae2"
 dependencies = [
  "unicode-ident",
 ]
@@ -3310,9 +3317,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.21"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
+checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
 dependencies = [
  "proc-macro2",
 ]
@@ -3402,20 +3409,19 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.6.0"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e060280438193c554f654141c9ea9417886713b7acd75974c85b18a69a88e0b"
+checksum = "6db3a213adf02b3bcfd2d3846bb41cb22857d131789e01df434fb7e7bc0759b7"
 dependencies = [
- "crossbeam-deque",
  "either",
  "rayon-core",
 ]
 
 [[package]]
 name = "rayon-core"
-version = "1.10.1"
+version = "1.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cac410af5d00ab6884528b4ab69d1e8e146e8d471201800fa1b4524126de6ad3"
+checksum = "356a0625f1954f730c0201cdab48611198dc6ce21f4acff55089b5a78e6e835b"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-deque",
@@ -3445,9 +3451,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
+checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -3480,11 +3486,11 @@ dependencies = [
 
 [[package]]
 name = "reqwest"
-version = "0.11.13"
+version = "0.11.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68cc60575865c7831548863cc02356512e3f1dc2f3f82cb837d7fc4cc8f3c97c"
+checksum = "21eed90ec8570952d53b772ecf8f206aa1ec9a3d76b2521c56c42973f2d91ee9"
 dependencies = [
- "base64 0.13.1",
+ "base64 0.21.0",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -3499,7 +3505,6 @@ dependencies = [
  "js-sys",
  "log",
  "mime",
- "mime_guess",
  "native-tls",
  "once_cell",
  "percent-encoding",
@@ -3521,53 +3526,6 @@ dependencies = [
  "winreg",
 ]
 
-[[package]]
-name = "reqwest-middleware"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69539cea4148dce683bec9dc95be3f0397a9bb2c248a49c8296a9d21659a8cdd"
-dependencies = [
- "anyhow",
- "async-trait",
- "futures",
- "http",
- "reqwest",
- "serde",
- "task-local-extensions",
- "thiserror",
-]
-
-[[package]]
-name = "reqwest-retry"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce246a729eaa6aff5e215aee42845bf5fed9893cc6cd51aeeb712f34e04dd9f3"
-dependencies = [
- "anyhow",
- "async-trait",
- "chrono",
- "futures",
- "http",
- "hyper",
- "reqwest",
- "reqwest-middleware",
- "retry-policies",
- "task-local-extensions",
- "tokio",
- "tracing",
-]
-
-[[package]]
-name = "retry-policies"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e09bbcb5003282bcb688f0bae741b278e9c7e8f378f561522c9806c58e075d9b"
-dependencies = [
- "anyhow",
- "chrono",
- "rand 0.8.5",
-]
-
 [[package]]
 name = "revm"
 version = "2.3.1"
@@ -3577,11 +3535,13 @@ dependencies = [
  "arrayref",
  "auto_impl 1.0.1",
  "bytes",
- "hashbrown 0.13.1",
+ "hashbrown 0.13.2",
+ "hex",
  "num_enum",
  "primitive-types 0.12.1",
  "revm_precompiles",
  "rlp 0.5.2",
+ "serde",
  "sha3",
 ]
 
@@ -3592,12 +3552,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0353d456ef3e989dc9190f42c6020f09bc2025930c37895826029304413204b5"
 dependencies = [
  "bytes",
- "hashbrown 0.13.1",
+ "hashbrown 0.13.2",
+ "k256",
  "num",
  "once_cell",
  "primitive-types 0.12.1",
  "ripemd",
- "secp256k1",
  "sha2 0.10.6",
  "sha3",
  "substrate-bn",
@@ -3695,14 +3655,14 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
 dependencies = [
- "semver 1.0.14",
+ "semver 1.0.16",
 ]
 
 [[package]]
 name = "rustls"
-version = "0.20.7"
+version = "0.20.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "539a2bfe908f471bfa933876bd1eb6a19cf2176d375f82ef7f99530a40e48c2c"
+checksum = "fff78fc74d175294f4e83b28343315ffcfb114b156f0185e9741cb5570f50e2f"
 dependencies = [
  "log",
  "ring",
@@ -3724,24 +3684,24 @@ dependencies = [
 
 [[package]]
 name = "rustls-pemfile"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0864aeff53f8c05aa08d86e5ef839d3dfcf07aeba2db32f12db0ef716e87bd55"
+checksum = "d194b56d58803a43635bdc398cd17e383d6f71f9182b9a192c127ca42494a59b"
 dependencies = [
- "base64 0.13.1",
+ "base64 0.21.0",
 ]
 
 [[package]]
 name = "rustversion"
-version = "1.0.9"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97477e48b4cf8603ad5f7aaf897467cf42ab4218a38ef76fb14c2d6773a6d6a8"
+checksum = "5583e89e108996506031660fe09baa5011b9dd0341b89029313006d1fb508d70"
 
 [[package]]
 name = "ryu"
-version = "1.0.11"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4501abdff3ae82a1c1b477a17252eb69cee9e66eb915c1abaa4f44d873df9f09"
+checksum = "7b4b9743ed687d4b4bcedf9ff5eaa7398495ae14e61cba0a295704edbc7decde"
 
 [[package]]
 name = "salsa20"
@@ -3763,21 +3723,21 @@ dependencies = [
 
 [[package]]
 name = "scale-info"
-version = "2.3.0"
+version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88d8a765117b237ef233705cc2cc4c6a27fccd46eea6ef0c8c6dae5f3ef407f8"
+checksum = "001cf62ece89779fd16105b5f515ad0e5cedcd5440d3dd806bb067978e7c3608"
 dependencies = [
  "cfg-if",
  "derive_more",
- "parity-scale-codec 3.2.1",
+ "parity-scale-codec 3.2.2",
  "scale-info-derive",
 ]
 
 [[package]]
 name = "scale-info-derive"
-version = "2.3.0"
+version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdcd47b380d8c4541044e341dcd9475f55ba37ddc50c908d945fc036a8642496"
+checksum = "303959cf613a6f6efd19ed4b4ad5bf79966a13352716299ad532cfb115f4205c"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
@@ -3787,12 +3747,11 @@ dependencies = [
 
 [[package]]
 name = "schannel"
-version = "0.1.20"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88d6731146462ea25d9244b2ed5fd1d716d25c52e4d54aa4fb0f3c4e9854dbe2"
+checksum = "713cfb06c7059f3588fb8044c0fad1d09e3c01d225e25b9220dbfdcf16dbb1b3"
 dependencies = [
- "lazy_static",
- "windows-sys 0.36.1",
+ "windows-sys",
 ]
 
 [[package]]
@@ -3803,9 +3762,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "scratch"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c8132065adcfd6e02db789d9285a0deb2f3fcb04002865ab67d5fb103533898"
+checksum = "ddccb15bcce173023b3fedd9436f882a0739b8dfb45e4f6b6002bee5929f61b2"
 
 [[package]]
 name = "scrypt"
@@ -3843,29 +3802,11 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "secp256k1"
-version = "0.24.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff55dc09d460954e9ef2fa8a7ced735a964be9981fd50e870b2b3b0705e14964"
-dependencies = [
- "secp256k1-sys",
-]
-
-[[package]]
-name = "secp256k1-sys"
-version = "0.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83080e2c2fc1006e625be82e5d1eb6a43b7fd9578b617fcc55814daf286bba4b"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "security-framework"
-version = "2.7.0"
+version = "2.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bc1bb97804af6631813c55739f771071e0f2ed33ee20b68c86ec505d906356c"
+checksum = "7c4437699b6d34972de58652c68b98cb5b53a4199ab126db8e20ec8ded29a721"
 dependencies = [
  "bitflags",
  "core-foundation",
@@ -3876,9 +3817,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework-sys"
-version = "2.6.1"
+version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0160a13a177a45bfb43ce71c01580998474f556ad854dcbca936dd2841a5c556"
+checksum = "31c9bb296072e961fcbd8853511dd39c2d8be2deb1e17c6860b1d30732b323b4"
 dependencies = [
  "core-foundation-sys",
  "libc",
@@ -3895,9 +3836,9 @@ dependencies = [
 
 [[package]]
 name = "semver"
-version = "1.0.14"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e25dfac463d778e353db5be2449d1cce89bd6fd23c9f1ea21310ce6e5a1b29c4"
+checksum = "58bc9567378fc7690d6b2addae4e60ac2eeea07becb2c64b9f218b53865cba2a"
 dependencies = [
  "serde",
 ]
@@ -3925,9 +3866,9 @@ checksum = "930c0acf610d3fdb5e2ab6213019aaa04e227ebe9547b0649ba599b16d788bd7"
 
 [[package]]
 name = "serde"
-version = "1.0.148"
+version = "1.0.152"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e53f64bb4ba0191d6d0676e1b141ca55047d83b74f5607e6d8eb88126c52c2dc"
+checksum = "bb7d1f0d3021d347a83e556fc4683dea2ea09d87bccdf88ff5c12545d89d5efb"
 dependencies = [
  "serde_derive",
 ]
@@ -3944,9 +3885,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.148"
+version = "1.0.152"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a55492425aa53521babf6137309e7d34c20bbfbbfcfe2c7f3a047fd1f6b92c0c"
+checksum = "af487d118eecd09402d70a5d72551860e788df87b464af30e5ea6a38c75c541e"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3955,9 +3896,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.89"
+version = "1.0.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"
+checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
 dependencies = [
  "itoa",
  "ryu",
@@ -3978,9 +3919,9 @@ dependencies = [
 
 [[package]]
 name = "serde_yaml"
-version = "0.9.14"
+version = "0.9.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d232d893b10de3eb7258ff01974d6ee20663d8e833263c99409d4b13a0209da"
+checksum = "8fb06d4b6cdaef0e0c51fa881acb721bed3c924cfaa71d9c94a3b771dfdf6567"
 dependencies = [
  "indexmap",
  "itoa",
@@ -4135,7 +4076,7 @@ dependencies = [
 [[package]]
 name = "ssz-rs"
 version = "0.8.0"
-source = "git+https://github.com/ralexstokes/ssz-rs?rev=cb08f18ca919cc1b685b861d0fa9e2daabe89737#cb08f18ca919cc1b685b861d0fa9e2daabe89737"
+source = "git+https://github.com/ralexstokes/ssz-rs?rev=d09f55b4f8554491e3431e01af1c32347a8781cd#d09f55b4f8554491e3431e01af1c32347a8781cd"
 dependencies = [
  "bitvec 1.0.1",
  "hex",
@@ -4150,7 +4091,7 @@ dependencies = [
 [[package]]
 name = "ssz-rs-derive"
 version = "0.8.0"
-source = "git+https://github.com/ralexstokes/ssz-rs?rev=cb08f18ca919cc1b685b861d0fa9e2daabe89737#cb08f18ca919cc1b685b861d0fa9e2daabe89737"
+source = "git+https://github.com/ralexstokes/ssz-rs?rev=d09f55b4f8554491e3431e01af1c32347a8781cd#d09f55b4f8554491e3431e01af1c32347a8781cd"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4212,42 +4153,21 @@ checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.105"
+version = "1.0.107"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60b9b43d45702de4c839cb9b51d9f529c5dd26a4aff255b42b1ebc03e88ee908"
+checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
 dependencies = [
  "proc-macro2",
  "quote",
  "unicode-ident",
 ]
 
-[[package]]
-name = "synstructure"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
- "unicode-xid",
-]
-
 [[package]]
 name = "tap"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
 
-[[package]]
-name = "task-local-extensions"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4167afbec18ae012de40f8cf1b9bf48420abb390678c34821caa07d924941cc4"
-dependencies = [
- "tokio",
-]
-
 [[package]]
 name = "tempfile"
 version = "3.3.0"
@@ -4264,9 +4184,9 @@ dependencies = [
 
 [[package]]
 name = "termcolor"
-version = "1.1.3"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
 dependencies = [
  "winapi-util",
 ]
@@ -4279,18 +4199,18 @@ checksum = "222a222a5bfe1bba4a77b45ec488a741b3cb8872e5e499451fd7d0129c9c7c3d"
 
 [[package]]
 name = "thiserror"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10deb33631e3c9018b9baf9dcbbc4f737320d2b576bac10f6aefa048fa407e3e"
+checksum = "6a9cd18aa97d5c45c6603caea1da6628790b37f7a34b6ca89522331c5180fed0"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "982d17546b47146b28f7c22e3d08465f6b8903d0ea13c1660d9d84a6e7adcdbb"
+checksum = "1fb327af4685e4d03fa8cbcf1716380da910eeb2bb8be417e7f9fd3fb164f36f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4306,15 +4226,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "threadpool"
-version = "1.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d050e60b33d41c19108b32cea32164033a9013fe3b46cbd4457559bfbf77afaa"
-dependencies = [
- "num_cpus",
-]
-
 [[package]]
 name = "time"
 version = "0.1.45"
@@ -4371,9 +4282,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.22.0"
+version = "1.24.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d76ce4a75fb488c605c54bf610f221cea8b0dafb53333c1a67e8ee199dcd2ae3"
+checksum = "597a12a59981d9e3c38d216785b0c37399f6e415e8d0712047620f189371b0bb"
 dependencies = [
  "autocfg",
  "bytes",
@@ -4386,7 +4297,7 @@ dependencies = [
  "signal-hook-registry",
  "socket2",
  "tokio-macros",
- "winapi",
+ "windows-sys",
 ]
 
 [[package]]
@@ -4449,13 +4360,30 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.5.9"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d82e1a7758622a465f8cee077614c73484dac5b836c02ff6a40d5d1010324d7"
+checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
 dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "toml_datetime"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4553f467ac8e3d374bc9a177a26801e5d0f9b211aa1673fb137a403afd1c9cf5"
+
+[[package]]
+name = "toml_edit"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "729bfd096e40da9c001f778f5cdecbd2957929a24e10e5883d9392220a751581"
+dependencies = [
+ "indexmap",
+ "nom8",
+ "toml_datetime",
+]
+
 [[package]]
 name = "tower-service"
 version = "0.3.2"
@@ -4579,9 +4507,9 @@ dependencies = [
 
 [[package]]
 name = "try-lock"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
+checksum = "3528ecfd12c466c6f163363caf2d02a71161dd5e1cc6ae7b34207ea2d42d81ed"
 
 [[package]]
 name = "ttf-parser"
@@ -4591,9 +4519,9 @@ checksum = "7b3e06c9b9d80ed6b745c7159c40b311ad2916abb34a49e9be2653b90db0d8dd"
 
 [[package]]
 name = "typenum"
-version = "1.15.0"
+version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
+checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
 
 [[package]]
 name = "ucd-trie"
@@ -4645,15 +4573,15 @@ dependencies = [
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.8"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"
+checksum = "d54675592c1dbefd78cbd98db9bacd89886e1ca50692a0692baefffdeb92dd58"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
+checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
 
 [[package]]
 name = "unicode-normalization"
@@ -4684,9 +4612,9 @@ checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
 
 [[package]]
 name = "unsafe-libyaml"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1e5fa573d8ac5f1a856f8d7be41d390ee973daf97c806b2c1a465e4e1406e68"
+checksum = "bc7ed8ba44ca06be78ea1ad2c3682a43349126c8818054231ee6f4748012aed2"
 
 [[package]]
 name = "untrusted"
@@ -4881,9 +4809,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "0.22.5"
+version = "0.22.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "368bfe657969fb01238bb756d351dcade285e0f6fcbd36dcb23359a5169975be"
+checksum = "b6c71e40d7d2c34a5106301fb632274ca37242cd0c9d3e64dbece371a40a2d87"
 dependencies = [
  "webpki",
 ]
@@ -4894,17 +4822,6 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9193164d4de03a926d909d3bc7c30543cecb35400c02114792c2cae20d5e2dbb"
 
-[[package]]
-name = "which"
-version = "4.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c831fbbee9e129a8cf93e7747a82da9d95ba8e16621cae60ec2cdc849bacb7b"
-dependencies = [
- "either",
- "libc",
- "once_cell",
-]
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -4936,19 +4853,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "windows-sys"
-version = "0.36.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
-dependencies = [
- "windows_aarch64_msvc 0.36.1",
- "windows_i686_gnu 0.36.1",
- "windows_i686_msvc 0.36.1",
- "windows_x86_64_gnu 0.36.1",
- "windows_x86_64_msvc 0.36.1",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.42.0"
@@ -4956,85 +4860,55 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
 dependencies = [
  "windows_aarch64_gnullvm",
- "windows_aarch64_msvc 0.42.0",
- "windows_i686_gnu 0.42.0",
- "windows_i686_msvc 0.42.0",
- "windows_x86_64_gnu 0.42.0",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
  "windows_x86_64_gnullvm",
- "windows_x86_64_msvc 0.42.0",
+ "windows_x86_64_msvc",
 ]
 
 [[package]]
 name = "windows_aarch64_gnullvm"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
+checksum = "8c9864e83243fdec7fc9c5444389dcbbfd258f745e7853198f365e3c4968a608"
 
 [[package]]
 name = "windows_aarch64_msvc"
-version = "0.36.1"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
-
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
+checksum = "4c8b1b673ffc16c47a9ff48570a9d85e25d265735c503681332589af6253c6c7"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.36.1"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
-
-[[package]]
-name = "windows_i686_gnu"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
+checksum = "de3887528ad530ba7bdbb1faa8275ec7a1155a45ffa57c37993960277145d640"
 
 [[package]]
 name = "windows_i686_msvc"
-version = "0.36.1"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
-
-[[package]]
-name = "windows_i686_msvc"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
+checksum = "bf4d1122317eddd6ff351aa852118a2418ad4214e6613a50e0191f7004372605"
 
 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.36.1"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
-
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+checksum = "c1040f221285e17ebccbc2591ffdc2d44ee1f9186324dd3e84e99ac68d699c45"
 
 [[package]]
 name = "windows_x86_64_gnullvm"
-version = "0.42.0"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
+checksum = "628bfdf232daa22b0d64fdb62b09fcc36bb01f05a3939e20ab73aaf9470d0463"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.36.1"
+version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
-
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
+checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
 
 [[package]]
 name = "winreg"
@@ -5104,18 +4978,3 @@ name = "zeroize"
 version = "1.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c394b5bd0c6f669e7275d9c20aa90ae064cb22e75a1cad54e1b34088034b149f"
-dependencies = [
- "zeroize_derive",
-]
-
-[[package]]
-name = "zeroize_derive"
-version = "1.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44bf07cb3e50ea2003396695d58bf46bc9887a1f362260446fad6bc4e79bd36c"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
- "synstructure",
-]
diff --git a/Cargo.toml b/Cargo.toml
index 5d8db37..e578d2f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "helios"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 autobenches = false
 
@@ -21,11 +21,11 @@ common = { path = "./common" }
 consensus = { path = "./consensus" }
 execution = { path = "./execution" }
 
-[dev-dependencies]
+[target.'cfg(not(target_arch = "wasm32"))'.dev-dependencies]
 tokio = { version = "1", features = ["full"] }
 eyre = "0.6.8"
 home = "0.5.4"
-ethers = "1.0.2"
+ethers = "1.0.0"
 env_logger = "0.9.0"
 log = "0.4.17"
 tracing-test = "0.2.3"
@@ -34,6 +34,9 @@ plotters = "0.3.3"
 tempfile = "3.3.0"
 hex = "0.4.3"
 
+[patch.crates-io]
+ethers = { git = "https://github.com/gakonst/ethers-rs", rev = "c17c0c3c956f12d205a5ede3176599d8a30ca739" }
+
 [profile.release]
 strip = true
 opt-level = "z"
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 3159f7a..478a40c 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -2,7 +2,7 @@ cargo-features = ["different-binary-name"]
 
 [package]
 name = "cli"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 
 [[bin]]
diff --git a/cli/src/main.rs b/cli/src/main.rs
index 270f777..bc8d09d 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -1,5 +1,4 @@
 use std::{
-    fs,
     path::PathBuf,
     process::exit,
     str::FromStr,
@@ -104,10 +103,10 @@ struct Cli {
 
 impl Cli {
     fn as_cli_config(&self) -> CliConfig {
-        let checkpoint = match &self.checkpoint {
-            Some(checkpoint) => Some(hex_str_to_bytes(checkpoint).expect("invalid checkpoint")),
-            None => self.get_cached_checkpoint(),
-        };
+        let checkpoint = self
+            .checkpoint
+            .as_ref()
+            .map(|c| hex_str_to_bytes(c).expect("invalid checkpoint"));
 
         CliConfig {
             checkpoint,
@@ -121,21 +120,6 @@ impl Cli {
         }
     }
 
-    fn get_cached_checkpoint(&self) -> Option<Vec<u8>> {
-        let data_dir = self.get_data_dir();
-        let checkpoint_file = data_dir.join("checkpoint");
-
-        if checkpoint_file.exists() {
-            let checkpoint_res = fs::read(checkpoint_file);
-            match checkpoint_res {
-                Ok(checkpoint) => Some(checkpoint),
-                Err(_) => None,
-            }
-        } else {
-            None
-        }
-    }
-
     fn get_data_dir(&self) -> PathBuf {
         if let Some(dir) = &self.data_dir {
             PathBuf::from_str(dir).expect("cannot find data dir")
diff --git a/client/Cargo.toml b/client/Cargo.toml
index 95e91fd..4378611 100644
--- a/client/Cargo.toml
+++ b/client/Cargo.toml
@@ -1,16 +1,14 @@
 [package]
 name = "client"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 
 [dependencies]
-tokio = { version = "1", features = ["full"] }
 eyre = "0.6.8"
 serde = { version = "1.0.143", features = ["derive"] }
 hex = "0.4.3"
-ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "cb08f18ca919cc1b685b861d0fa9e2daabe89737" }
-ethers = "1.0.2"
-jsonrpsee = { version = "0.15.1", features = ["full"] }
+ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "d09f55b4f8554491e3431e01af1c32347a8781cd" }
+ethers = "1.0.0"
 futures = "0.3.23"
 log = "0.4.17"
 thiserror = "1.0.37"
@@ -19,3 +17,13 @@ common = { path = "../common" }
 consensus = { path = "../consensus" }
 execution = { path = "../execution" }
 config = { path = "../config" }
+
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+jsonrpsee = { version = "0.15.1", features = ["full"] }
+tokio = { version = "1", features = ["full"] }
+
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+gloo-timers = "0.2.6"
+wasm-bindgen-futures = "0.4.33"
+tokio = { version = "1", features = ["sync"] }
+
diff --git a/client/src/client.rs b/client/src/client.rs
index f80e6ad..4cc7d45 100644
--- a/client/src/client.rs
+++ b/client/src/client.rs
@@ -1,4 +1,3 @@
-use std::path::PathBuf;
 use std::sync::Arc;
 
 use config::networks::Network;
@@ -12,13 +11,25 @@ use config::{CheckpointFallback, Config};
 use consensus::{types::Header, ConsensusClient};
 use execution::types::{CallOpts, ExecutionBlock};
 use log::{error, info, warn};
-use tokio::spawn;
 use tokio::sync::RwLock;
+
+#[cfg(not(target_arch = "wasm32"))]
+use std::path::PathBuf;
+#[cfg(not(target_arch = "wasm32"))]
+use tokio::spawn;
+#[cfg(not(target_arch = "wasm32"))]
 use tokio::time::sleep;
 
-use crate::database::{Database, FileDB};
+#[cfg(target_arch = "wasm32")]
+use gloo_timers::callback::Interval;
+#[cfg(target_arch = "wasm32")]
+use wasm_bindgen_futures::spawn_local;
+
+use crate::database::Database;
 use crate::errors::NodeError;
 use crate::node::Node;
+
+#[cfg(not(target_arch = "wasm32"))]
 use crate::rpc::Rpc;
 
 #[derive(Default)]
@@ -27,7 +38,9 @@ pub struct ClientBuilder {
     consensus_rpc: Option<String>,
     execution_rpc: Option<String>,
     checkpoint: Option<Vec<u8>>,
+    #[cfg(not(target_arch = "wasm32"))]
     rpc_port: Option<u16>,
+    #[cfg(not(target_arch = "wasm32"))]
     data_dir: Option<PathBuf>,
     config: Option<Config>,
     fallback: Option<String>,
@@ -62,11 +75,13 @@ impl ClientBuilder {
         self
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn rpc_port(mut self, port: u16) -> Self {
         self.rpc_port = Some(port);
         self
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn data_dir(mut self, data_dir: PathBuf) -> Self {
         self.data_dir = Some(data_dir);
         self
@@ -92,7 +107,7 @@ impl ClientBuilder {
         self
     }
 
-    pub fn build(self) -> Result<Client<FileDB>> {
+    pub fn build<DB: Database>(self) -> Result<Client<DB>> {
         let base_config = if let Some(network) = self.network {
             network.to_base_config()
         } else {
@@ -127,6 +142,7 @@ impl ClientBuilder {
             base_config.checkpoint
         };
 
+        #[cfg(not(target_arch = "wasm32"))]
         let rpc_port = if self.rpc_port.is_some() {
             self.rpc_port
         } else if let Some(config) = &self.config {
@@ -135,6 +151,7 @@ impl ClientBuilder {
             None
         };
 
+        #[cfg(not(target_arch = "wasm32"))]
         let data_dir = if self.data_dir.is_some() {
             self.data_dir
         } else if let Some(config) = &self.config {
@@ -167,8 +184,14 @@ impl ClientBuilder {
             consensus_rpc,
             execution_rpc,
             checkpoint,
+            #[cfg(not(target_arch = "wasm32"))]
             rpc_port,
+            #[cfg(target_arch = "wasm32")]
+            rpc_port: None,
+            #[cfg(not(target_arch = "wasm32"))]
             data_dir,
+            #[cfg(target_arch = "wasm32")]
+            data_dir: None,
             chain: base_config.chain,
             forks: base_config.forks,
             max_checkpoint_age: base_config.max_checkpoint_age,
@@ -183,35 +206,38 @@ impl ClientBuilder {
 
 pub struct Client<DB: Database> {
     node: Arc<RwLock<Node>>,
+    #[cfg(not(target_arch = "wasm32"))]
     rpc: Option<Rpc>,
-    db: Option<DB>,
+    db: DB,
     fallback: Option<String>,
     load_external_fallback: bool,
 }
 
-impl Client<FileDB> {
-    fn new(config: Config) -> Result<Self> {
+impl<DB: Database> Client<DB> {
+    fn new(mut config: Config) -> Result<Self> {
+        let db = DB::new(&config)?;
+        let checkpoint = db.load_checkpoint()?;
+        config.checkpoint = checkpoint;
+
         let config = Arc::new(config);
         let node = Node::new(config.clone())?;
         let node = Arc::new(RwLock::new(node));
 
+        #[cfg(not(target_arch = "wasm32"))]
         let rpc = config.rpc_port.map(|port| Rpc::new(node.clone(), port));
 
-        let data_dir = config.data_dir.clone();
-        let db = data_dir.map(FileDB::new);
-
         Ok(Client {
             node,
+            #[cfg(not(target_arch = "wasm32"))]
             rpc,
             db,
             fallback: config.fallback.clone(),
             load_external_fallback: config.load_external_fallback,
         })
     }
-}
 
-impl<DB: Database> Client<DB> {
     pub async fn start(&mut self) -> Result<()> {
+        #[cfg(not(target_arch = "wasm32"))]
         if let Some(rpc) = &mut self.rpc {
             rpc.start().await?;
         }
@@ -241,6 +267,13 @@ impl<DB: Database> Client<DB> {
             }
         }
 
+        self.start_advance_thread();
+
+        Ok(())
+    }
+
+    #[cfg(not(target_arch = "wasm32"))]
+    fn start_advance_thread(&self) {
         let node = self.node.clone();
         spawn(async move {
             loop {
@@ -250,11 +283,25 @@ impl<DB: Database> Client<DB> {
                 }
 
                 let next_update = node.read().await.duration_until_next_update();
+
                 sleep(next_update).await;
             }
         });
+    }
 
-        Ok(())
+    #[cfg(target_arch = "wasm32")]
+    fn start_advance_thread(&self) {
+        let node = self.node.clone();
+        Interval::new(12000, move || {
+            let node = node.clone();
+            spawn_local(async move {
+                let res = node.write().await.advance().await;
+                if let Err(err) = res {
+                    warn!("consensus error: {}", err);
+                }
+            });
+        })
+        .forget();
     }
 
     async fn boot_from_fallback(&self) -> eyre::Result<()> {
@@ -335,8 +382,8 @@ impl<DB: Database> Client<DB> {
         };
 
         info!("saving last checkpoint hash");
-        let res = self.db.as_ref().map(|db| db.save_checkpoint(checkpoint));
-        if res.is_some() && res.unwrap().is_err() {
+        let res = self.db.save_checkpoint(checkpoint);
+        if res.is_err() {
             warn!("checkpoint save failed");
         }
     }
diff --git a/client/src/database.rs b/client/src/database.rs
index 3736f93..864cff8 100644
--- a/client/src/database.rs
+++ b/client/src/database.rs
@@ -1,27 +1,40 @@
+#[cfg(not(target_arch = "wasm32"))]
 use std::{
     fs,
     io::{Read, Write},
     path::PathBuf,
 };
 
+use config::Config;
 use eyre::Result;
 
 pub trait Database {
+    fn new(config: &Config) -> Result<Self>
+    where
+        Self: Sized;
     fn save_checkpoint(&self, checkpoint: Vec<u8>) -> Result<()>;
     fn load_checkpoint(&self) -> Result<Vec<u8>>;
 }
 
+#[cfg(not(target_arch = "wasm32"))]
 pub struct FileDB {
     data_dir: PathBuf,
+    default_checkpoint: Vec<u8>,
 }
 
-impl FileDB {
-    pub fn new(data_dir: PathBuf) -> Self {
-        FileDB { data_dir }
-    }
-}
-
+#[cfg(not(target_arch = "wasm32"))]
 impl Database for FileDB {
+    fn new(config: &Config) -> Result<Self> {
+        if let Some(data_dir) = &config.data_dir {
+            return Ok(FileDB {
+                data_dir: data_dir.to_path_buf(),
+                default_checkpoint: config.checkpoint.clone(),
+            });
+        }
+
+        eyre::bail!("data dir not in config")
+    }
+
     fn save_checkpoint(&self, checkpoint: Vec<u8>) -> Result<()> {
         fs::create_dir_all(&self.data_dir)?;
 
@@ -44,6 +57,30 @@ impl Database for FileDB {
         let mut buf = Vec::new();
         f.read_to_end(&mut buf)?;
 
-        Ok(buf)
+        if buf.len() == 32 {
+            Ok(buf)
+        } else {
+            Ok(self.default_checkpoint.clone())
+        }
+    }
+}
+
+pub struct ConfigDB {
+    checkpoint: Vec<u8>,
+}
+
+impl Database for ConfigDB {
+    fn new(config: &Config) -> Result<Self> {
+        Ok(Self {
+            checkpoint: config.checkpoint.clone(),
+        })
+    }
+
+    fn load_checkpoint(&self) -> Result<Vec<u8>> {
+        Ok(self.checkpoint.clone())
+    }
+
+    fn save_checkpoint(&self, _checkpoint: Vec<u8>) -> Result<()> {
+        Ok(())
     }
 }
diff --git a/client/src/errors.rs b/client/src/errors.rs
index 39a6679..f3226cc 100644
--- a/client/src/errors.rs
+++ b/client/src/errors.rs
@@ -37,6 +37,7 @@ pub enum NodeError {
     BlockNotFoundError(#[from] BlockNotFoundError),
 }
 
+#[cfg(not(target_arch = "wasm32"))]
 impl NodeError {
     pub fn to_json_rpsee_error(self) -> jsonrpsee::core::Error {
         match self {
diff --git a/client/src/lib.rs b/client/src/lib.rs
index 99729fc..5aa1bf2 100644
--- a/client/src/lib.rs
+++ b/client/src/lib.rs
@@ -3,6 +3,8 @@ pub use crate::client::*;
 
 pub mod database;
 pub mod errors;
+
+#[cfg(not(target_arch = "wasm32"))]
 pub mod rpc;
 
-mod node;
+pub mod node;
diff --git a/common/Cargo.toml b/common/Cargo.toml
index 82f5a5f..deacb9b 100644
--- a/common/Cargo.toml
+++ b/common/Cargo.toml
@@ -1,12 +1,12 @@
 [package]
 name = "common"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 
 [dependencies]
 eyre = "0.6.8"
 serde = { version = "1.0.143", features = ["derive"] }
 hex = "0.4.3"
-ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "cb08f18ca919cc1b685b861d0fa9e2daabe89737" }
-ethers = "1.0.2"
+ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "d09f55b4f8554491e3431e01af1c32347a8781cd" }
+ethers = "1.0.0"
 thiserror = "1.0.37"
diff --git a/config/Cargo.toml b/config/Cargo.toml
index ba17647..eee5ef3 100644
--- a/config/Cargo.toml
+++ b/config/Cargo.toml
@@ -1,24 +1,24 @@
 
 [package]
 name = "config"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 
 [dependencies]
-tokio = { version = "1", features = ["full"] }
 eyre = "0.6.8"
 serde = { version = "1.0.143", features = ["derive"] }
 hex = "0.4.3"
-ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "cb08f18ca919cc1b685b861d0fa9e2daabe89737" }
-ethers = "1.0.2"
+ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "d09f55b4f8554491e3431e01af1c32347a8781cd" }
+ethers = "1.0.0"
 figment = { version = "0.10.7", features = ["toml", "env"] }
 thiserror = "1.0.37"
 log = "0.4.17"
-
-common = { path = "../common" }
 reqwest = "0.11.13"
 serde_yaml = "0.9.14"
 strum = "0.24.1"
 futures = "0.3.25"
 
+common = { path = "../common" }
 
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+tokio = { version = "1", features = ["full"] }
diff --git a/config/src/checkpoints.rs b/config/src/checkpoints.rs
index 65fe45a..35a73be 100644
--- a/config/src/checkpoints.rs
+++ b/config/src/checkpoints.rs
@@ -136,26 +136,25 @@ impl CheckpointFallback {
         // Iterate over all mainnet checkpoint sync services and get the latest checkpoint slot for each.
         let tasks: Vec<_> = services
             .iter()
-            .map(|service| {
+            .map(|service| async move {
                 let service = service.clone();
-                tokio::spawn(async move {
-                    match Self::query_service(&service.endpoint).await {
-                        Some(raw) => {
-                            if raw.data.slots.is_empty() {
-                                return Err(eyre::eyre!("no slots"));
-                            }
-                            Ok(raw.data.slots[0].clone())
+                match Self::query_service(&service.endpoint).await {
+                    Some(raw) => {
+                        if raw.data.slots.is_empty() {
+                            return Err(eyre::eyre!("no slots"));
                         }
-                        None => Err(eyre::eyre!("failed to query service")),
+                        Ok(raw.data.slots[0].clone())
                     }
-                })
+                    None => Err(eyre::eyre!("failed to query service")),
+                }
             })
             .collect();
+
         let slots = futures::future::join_all(tasks)
             .await
             .iter()
             .filter_map(|slot| match &slot {
-                Ok(Ok(s)) => Some(s.clone()),
+                Ok(s) => Some(s.clone()),
                 _ => None,
             })
             .collect::<Vec<_>>();
diff --git a/config/src/networks.rs b/config/src/networks.rs
index 752a0ee..72d8bde 100644
--- a/config/src/networks.rs
+++ b/config/src/networks.rs
@@ -36,7 +36,7 @@ impl Network {
 pub fn mainnet() -> BaseConfig {
     BaseConfig {
         checkpoint: hex_str_to_bytes(
-            "0x428ce0b5f5bbed1fc2b3feb5d4152ae0fe98a80b1bfa8de36681868e81e9222a",
+            "0x766647f3c4e1fc91c0db9a9374032ae038778411fbff222974e11f2e3ce7dadf",
         )
         .unwrap(),
         rpc_port: 8545,
diff --git a/consensus/Cargo.toml b/consensus/Cargo.toml
index 2c8b700..41e1a1c 100644
--- a/consensus/Cargo.toml
+++ b/consensus/Cargo.toml
@@ -1,27 +1,31 @@
 [package]
 name = "consensus"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 
 [dependencies]
-tokio = { version = "1", features = ["full"] }
 eyre = "0.6.8"
 serde = { version = "1.0.143", features = ["derive"] }
 serde_json = "1.0.85"
 hex = "0.4.3"
-ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "cb08f18ca919cc1b685b861d0fa9e2daabe89737" }
-blst = "0.3.10"
-ethers = "1.0.2"
+ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "d09f55b4f8554491e3431e01af1c32347a8781cd" }
+milagro_bls = { git = "https://github.com/Snowfork/milagro_bls" }
+ethers = "1.0.0"
 bytes = "1.2.1"
 toml = "0.5.9"
 async-trait = "0.1.57"
 log = "0.4.17"
 chrono = "0.4.22"
 thiserror = "1.0.37"
-openssl = { version = "0.10", features = ["vendored"] }
-reqwest = { version = "0.11.12", features = ["json"] }
-reqwest-middleware = "0.1.6"
-reqwest-retry = "0.1.5"
+reqwest = { version = "0.11.13", features = ["json"] }
 
 common = { path = "../common" }
 config = { path = "../config" }
+
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+openssl = { version = "0.10", features = ["vendored"] }
+tokio = { version = "1", features = ["full"] }
+
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+wasm-timer = "0.2.5"
+
diff --git a/consensus/src/consensus.rs b/consensus/src/consensus.rs
index b29905b..86c60a1 100644
--- a/consensus/src/consensus.rs
+++ b/consensus/src/consensus.rs
@@ -1,13 +1,12 @@
 use std::cmp;
 use std::sync::Arc;
-use std::time::UNIX_EPOCH;
 
-use blst::min_pk::PublicKey;
 use chrono::Duration;
 use eyre::eyre;
 use eyre::Result;
 use log::warn;
 use log::{debug, info};
+use milagro_bls::PublicKey;
 use ssz_rs::prelude::*;
 
 use common::types::*;
@@ -21,9 +20,20 @@ use super::rpc::ConsensusRpc;
 use super::types::*;
 use super::utils::*;
 
+#[cfg(not(target_arch = "wasm32"))]
+use std::time::SystemTime;
+#[cfg(not(target_arch = "wasm32"))]
+use std::time::UNIX_EPOCH;
+
+#[cfg(target_arch = "wasm32")]
+use wasm_timer::SystemTime;
+#[cfg(target_arch = "wasm32")]
+use wasm_timer::UNIX_EPOCH;
+
 // https://github.com/ethereum/consensus-specs/blob/dev/specs/altair/light-client/sync-protocol.md
 // does not implement force updates
 
+#[derive(Debug)]
 pub struct ConsensusClient<R: ConsensusRpc> {
     rpc: R,
     store: LightClientStore,
@@ -480,18 +490,13 @@ impl<R: ConsensusRpc> ConsensusClient<R> {
 
     fn age(&self, slot: u64) -> Duration {
         let expected_time = self.slot_timestamp(slot);
-        let now = std::time::SystemTime::now()
-            .duration_since(UNIX_EPOCH)
-            .unwrap();
+        let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap();
         let delay = now - std::time::Duration::from_secs(expected_time);
         chrono::Duration::from_std(delay).unwrap()
     }
 
     pub fn expected_current_slot(&self) -> u64 {
-        let now = std::time::SystemTime::now()
-            .duration_since(UNIX_EPOCH)
-            .unwrap();
-
+        let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap();
         let genesis_time = self.config.chain.genesis_time;
         let since_genesis = now - std::time::Duration::from_secs(genesis_time);
 
@@ -509,7 +514,7 @@ impl<R: ConsensusRpc> ConsensusClient<R> {
         let next_slot = current_slot + 1;
         let next_slot_timestamp = self.slot_timestamp(next_slot);
 
-        let now = std::time::SystemTime::now()
+        let now = SystemTime::now()
             .duration_since(UNIX_EPOCH)
             .unwrap()
             .as_secs();
@@ -540,7 +545,7 @@ fn get_participating_keys(
     bitfield.iter().enumerate().for_each(|(i, bit)| {
         if bit == true {
             let pk = &committee.pubkeys[i];
-            let pk = PublicKey::from_bytes(pk).unwrap();
+            let pk = PublicKey::from_bytes_unchecked(pk).unwrap();
             pks.push(pk);
         }
     });
diff --git a/consensus/src/rpc/mock_rpc.rs b/consensus/src/rpc/mock_rpc.rs
index f4ac130..a887410 100644
--- a/consensus/src/rpc/mock_rpc.rs
+++ b/consensus/src/rpc/mock_rpc.rs
@@ -8,7 +8,8 @@ pub struct MockRpc {
     testdata: PathBuf,
 }
 
-#[async_trait]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 impl ConsensusRpc for MockRpc {
     fn new(path: &str) -> Self {
         MockRpc {
diff --git a/consensus/src/rpc/mod.rs b/consensus/src/rpc/mod.rs
index 9dc8874..03f46dd 100644
--- a/consensus/src/rpc/mod.rs
+++ b/consensus/src/rpc/mod.rs
@@ -7,7 +7,8 @@ use eyre::Result;
 use crate::types::{BeaconBlock, Bootstrap, FinalityUpdate, OptimisticUpdate, Update};
 
 // implements https://github.com/ethereum/beacon-APIs/tree/master/apis/beacon/light_client
-#[async_trait]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 pub trait ConsensusRpc {
     fn new(path: &str) -> Self;
     async fn get_bootstrap(&self, block_root: &'_ [u8]) -> Result<Bootstrap>;
diff --git a/consensus/src/rpc/nimbus_rpc.rs b/consensus/src/rpc/nimbus_rpc.rs
index e4006fa..e0548fb 100644
--- a/consensus/src/rpc/nimbus_rpc.rs
+++ b/consensus/src/rpc/nimbus_rpc.rs
@@ -1,7 +1,5 @@
 use async_trait::async_trait;
 use eyre::Result;
-use reqwest_middleware::{ClientBuilder, ClientWithMiddleware};
-use reqwest_retry::{policies::ExponentialBackoff, RetryTransientMiddleware};
 use std::cmp;
 
 use super::ConsensusRpc;
@@ -9,25 +7,17 @@ use crate::constants::MAX_REQUEST_LIGHT_CLIENT_UPDATES;
 use crate::types::*;
 use common::errors::RpcError;
 
+#[derive(Debug)]
 pub struct NimbusRpc {
     rpc: String,
-    client: ClientWithMiddleware,
 }
 
-#[async_trait]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 impl ConsensusRpc for NimbusRpc {
     fn new(rpc: &str) -> Self {
-        let retry_policy = ExponentialBackoff::builder()
-            .backoff_exponent(1)
-            .build_with_max_retries(3);
-
-        let client = ClientBuilder::new(reqwest::Client::new())
-            .with(RetryTransientMiddleware::new_with_policy(retry_policy))
-            .build();
-
         NimbusRpc {
             rpc: rpc.to_string(),
-            client,
         }
     }
 
@@ -38,8 +28,8 @@ impl ConsensusRpc for NimbusRpc {
             self.rpc, root_hex
         );
 
-        let res = self
-            .client
+        let client = reqwest::Client::new();
+        let res = client
             .get(req)
             .send()
             .await
@@ -58,8 +48,8 @@ impl ConsensusRpc for NimbusRpc {
             self.rpc, period, count
         );
 
-        let res = self
-            .client
+        let client = reqwest::Client::new();
+        let res = client
             .get(req)
             .send()
             .await
@@ -73,10 +63,7 @@ impl ConsensusRpc for NimbusRpc {
 
     async fn get_finality_update(&self) -> Result<FinalityUpdate> {
         let req = format!("{}/eth/v1/beacon/light_client/finality_update", self.rpc);
-        let res = self
-            .client
-            .get(req)
-            .send()
+        let res = reqwest::get(req)
             .await
             .map_err(|e| RpcError::new("finality_update", e))?
             .json::<FinalityUpdateResponse>()
@@ -88,10 +75,7 @@ impl ConsensusRpc for NimbusRpc {
 
     async fn get_optimistic_update(&self) -> Result<OptimisticUpdate> {
         let req = format!("{}/eth/v1/beacon/light_client/optimistic_update", self.rpc);
-        let res = self
-            .client
-            .get(req)
-            .send()
+        let res = reqwest::get(req)
             .await
             .map_err(|e| RpcError::new("optimistic_update", e))?
             .json::<OptimisticUpdateResponse>()
@@ -103,10 +87,7 @@ impl ConsensusRpc for NimbusRpc {
 
     async fn get_block(&self, slot: u64) -> Result<BeaconBlock> {
         let req = format!("{}/eth/v2/beacon/blocks/{}", self.rpc, slot);
-        let res = self
-            .client
-            .get(req)
-            .send()
+        let res = reqwest::get(req)
             .await
             .map_err(|e| RpcError::new("blocks", e))?
             .json::<BeaconBlockResponse>()
@@ -118,10 +99,7 @@ impl ConsensusRpc for NimbusRpc {
 
     async fn chain_id(&self) -> Result<u64> {
         let req = format!("{}/eth/v1/config/spec", self.rpc);
-        let res = self
-            .client
-            .get(req)
-            .send()
+        let res = reqwest::get(req)
             .await
             .map_err(|e| RpcError::new("spec", e))?
             .json::<SpecResponse>()
diff --git a/consensus/src/utils.rs b/consensus/src/utils.rs
index 92dffed..2369fe2 100644
--- a/consensus/src/utils.rs
+++ b/consensus/src/utils.rs
@@ -1,9 +1,6 @@
-use blst::{
-    min_pk::{PublicKey, Signature},
-    BLST_ERROR,
-};
 use common::{types::Bytes32, utils::bytes32_to_node};
 use eyre::Result;
+use milagro_bls::{AggregateSignature, PublicKey};
 use ssz_rs::prelude::*;
 
 use crate::types::{Header, SignatureBytes};
@@ -14,10 +11,9 @@ pub fn calc_sync_period(slot: u64) -> u64 {
 }
 
 pub fn is_aggregate_valid(sig_bytes: &SignatureBytes, msg: &[u8], pks: &[&PublicKey]) -> bool {
-    let dst: &[u8] = b"BLS_SIG_BLS12381G2_XMD:SHA-256_SSWU_RO_POP_";
-    let sig_res = Signature::from_bytes(sig_bytes);
+    let sig_res = AggregateSignature::from_bytes(sig_bytes);
     match sig_res {
-        Ok(sig) => sig.fast_aggregate_verify(true, msg, dst, pks) == BLST_ERROR::BLST_SUCCESS,
+        Ok(sig) => sig.fast_aggregate_verify(msg, pks),
         Err(_) => false,
     }
 }
diff --git a/examples/basic.rs b/examples/basic.rs
index 1c4d5ce..8958f00 100644
--- a/examples/basic.rs
+++ b/examples/basic.rs
@@ -3,7 +3,7 @@ use std::str::FromStr;
 use env_logger::Env;
 use ethers::{types::Address, utils};
 use eyre::Result;
-use helios::{client::ClientBuilder, config::networks::Network, types::BlockTag};
+use helios::{config::networks::Network, prelude::*};
 
 #[tokio::main]
 async fn main() -> Result<()> {
@@ -15,12 +15,13 @@ async fn main() -> Result<()> {
     let consensus_rpc = "https://www.lightclientdata.org";
     log::info!("Using consensus RPC URL: {}", consensus_rpc);
 
-    let mut client = ClientBuilder::new()
+    let mut client: Client<FileDB> = ClientBuilder::new()
         .network(Network::MAINNET)
         .consensus_rpc(consensus_rpc)
         .execution_rpc(untrusted_rpc_url)
         .load_external_fallback()
         .build()?;
+
     log::info!(
         "Built client on network \"{}\" with external checkpoint fallbacks",
         Network::MAINNET
diff --git a/examples/client.rs b/examples/client.rs
index cbd3013..3914408 100644
--- a/examples/client.rs
+++ b/examples/client.rs
@@ -35,7 +35,7 @@ async fn main() -> Result<()> {
     builder = builder.load_external_fallback();
 
     // Build the client
-    let _client = builder.build().unwrap();
+    let _client: Client<FileDB> = builder.build().unwrap();
     println!("Constructed client!");
 
     Ok(())
diff --git a/execution/Cargo.toml b/execution/Cargo.toml
index b0c46e5..cbe6eb8 100644
--- a/execution/Cargo.toml
+++ b/execution/Cargo.toml
@@ -1,18 +1,17 @@
 [package]
 name = "execution"
-version = "0.1.3"
+version = "0.2.0"
 edition = "2021"
 
 [dependencies]
 reqwest = { version = "0.11", features = ["json"] }
-tokio = { version = "1", features = ["full"] }
 eyre = "0.6.8"
 serde = { version = "1.0.143", features = ["derive"] }
 serde_json = "1.0.85"
 hex = "0.4.3"
-ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "cb08f18ca919cc1b685b861d0fa9e2daabe89737" }
-ethers = "1.0.2"
-revm = "2.1.0"
+ssz-rs = { git = "https://github.com/ralexstokes/ssz-rs", rev = "d09f55b4f8554491e3431e01af1c32347a8781cd" }
+revm = { version = "2.3", default-features = false, features = ["std", "k256", "with-serde"] }
+ethers = "1.0.0"
 bytes = "1.2.1"
 futures = "0.3.23"
 toml = "0.5.9"
@@ -20,7 +19,10 @@ triehash-ethereum = { git = "https://github.com/openethereum/parity-ethereum", r
 async-trait = "0.1.57"
 log = "0.4.17"
 thiserror = "1.0.37"
-openssl = { version = "0.10", features = ["vendored"] }
 
 common = { path = "../common" }
 consensus = { path = "../consensus" }
+
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+openssl = { version = "0.10", features = ["vendored"] }
+tokio = { version = "1", features = ["full"] }
diff --git a/execution/src/evm.rs b/execution/src/evm.rs
index f25ce69..33095fa 100644
--- a/execution/src/evm.rs
+++ b/execution/src/evm.rs
@@ -9,14 +9,13 @@ use bytes::Bytes;
 use common::{errors::BlockNotFoundError, types::BlockTag};
 use ethers::{
     abi::ethereum_types::BigEndianHash,
-    prelude::{Address, H160, H256, U256},
     types::transaction::eip2930::AccessListItem,
+    types::{Address, H160, H256, U256},
 };
 use eyre::{Report, Result};
-use futures::future::join_all;
+use futures::{executor::block_on, future::join_all};
 use log::trace;
 use revm::{AccountInfo, Bytecode, Database, Env, TransactOut, TransactTo, EVM};
-use tokio::runtime::Runtime;
 
 use consensus::types::ExecutionPayload;
 
@@ -225,8 +224,9 @@ impl<'a, R: ExecutionRpc> ProofDB<'a, R> {
 
         let handle = thread::spawn(move || {
             let account_fut = execution.get_account(&address, Some(&slots), &payload);
-            let runtime = Runtime::new()?;
-            runtime.block_on(account_fut)
+            // let runtime = Runtime::new()?;
+            // runtime.block_on(account_fut)
+            block_on(account_fut)
         });
 
         handle.join().unwrap()
diff --git a/execution/src/rpc/http_rpc.rs b/execution/src/rpc/http_rpc.rs
index 05e4342..cc48953 100644
--- a/execution/src/rpc/http_rpc.rs
+++ b/execution/src/rpc/http_rpc.rs
@@ -27,13 +27,16 @@ impl Clone for HttpRpc {
     }
 }
 
-#[async_trait]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 impl ExecutionRpc for HttpRpc {
     fn new(rpc: &str) -> Result<Self> {
         let http = Http::from_str(rpc)?;
         let mut client = RetryClient::new(http, Box::new(HttpRateLimitRetryPolicy), 100, 50);
         client.set_compute_units(300);
+
         let provider = Provider::new(client);
+
         Ok(HttpRpc {
             url: rpc.to_string(),
             provider,
diff --git a/execution/src/rpc/mock_rpc.rs b/execution/src/rpc/mock_rpc.rs
index 3a4fd1e..e7ede3c 100644
--- a/execution/src/rpc/mock_rpc.rs
+++ b/execution/src/rpc/mock_rpc.rs
@@ -17,7 +17,8 @@ pub struct MockRpc {
     path: PathBuf,
 }
 
-#[async_trait]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 impl ExecutionRpc for MockRpc {
     fn new(rpc: &str) -> Result<Self> {
         let path = PathBuf::from(rpc);
diff --git a/execution/src/rpc/mod.rs b/execution/src/rpc/mod.rs
index 0c1b799..f2157a8 100644
--- a/execution/src/rpc/mod.rs
+++ b/execution/src/rpc/mod.rs
@@ -10,7 +10,8 @@ use crate::types::CallOpts;
 pub mod http_rpc;
 pub mod mock_rpc;
 
-#[async_trait]
+#[cfg_attr(not(target_arch = "wasm32"), async_trait)]
+#[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 pub trait ExecutionRpc: Send + Clone + Sync + 'static {
     fn new(rpc: &str) -> Result<Self>
     where