diff --git a/package-lock.json b/package-lock.json
index d6264a3..97a9712 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,5 +1,5 @@
 {
-  "name": "Generic-Subgraph-Testing-2",
+  "name": "Generic-Subgraph-Testing",
   "version": "1.0.0",
   "lockfileVersion": 2,
   "requires": true,
@@ -8,7 +8,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
-        "@graphprotocol/graph-ts": "^0.20.0",
+        "@graphprotocol/graph-ts": "^0.20.1",
         "@typechain/ethers-v5": "^6.0.1",
         "dotenv": "^8.2.0",
         "hardhat-typechain": "^0.3.5",
@@ -33,6 +33,7 @@
       "version": "0.4.5",
       "resolved": "https://registry.npmjs.org/@ensdomains/ens/-/ens-0.4.5.tgz",
       "integrity": "sha512-JSvpj1iNMFjK6K+uVl4unqMoa9rf5jopb8cya5UGBWz23Nw8hSNT7efgUx4BTlAPAgpNlEioUfeTyQ6J9ZvTVw==",
+      "deprecated": "Please use @ensdomains/ens-contracts",
       "dev": true,
       "dependencies": {
         "bluebird": "^3.5.2",
@@ -238,6 +239,7 @@
       "version": "0.2.4",
       "resolved": "https://registry.npmjs.org/@ensdomains/resolver/-/resolver-0.2.4.tgz",
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+      "deprecated": "Please use @ensdomains/ens-contracts",
       "dev": true
     },
     "node_modules/@ethereum-waffle/chai": {
@@ -288,57 +290,19 @@
         "typechain": "^3.0.0"
       }
     },
-    "node_modules/@ethereum-waffle/compiler/node_modules/jsonfile": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-2.4.0.tgz",
-      "integrity": "sha1-NzaitCi4e72gzIO1P6PWM6NcKug=",
-      "dev": true,
-      "optionalDependencies": {
-        "graceful-fs": "^4.1.6"
-      }
-    },
-    "node_modules/@ethereum-waffle/compiler/node_modules/semver": {
-      "version": "5.7.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
-      "dev": true,
-      "bin": {
-        "semver": "bin/semver"
-      }
+    "node_modules/@ethereum-waffle/compiler/node_modules/js-sha3": {
+      "version": "0.8.0",
+      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
+      "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q==",
+      "dev": true
     },
-    "node_modules/@ethereum-waffle/compiler/node_modules/solc": {
-      "version": "0.6.12",
-      "resolved": "https://registry.npmjs.org/solc/-/solc-0.6.12.tgz",
-      "integrity": "sha512-Lm0Ql2G9Qc7yPP2Ba+WNmzw2jwsrd3u4PobHYlSOxaut3TtUbj9+5ZrT6f4DUpNPEoBaFUOEg9Op9C0mk7ge9g==",
+    "node_modules/@ethereum-waffle/compiler/node_modules/node-fetch": {
+      "version": "2.6.1",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz",
+      "integrity": "sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw==",
       "dev": true,
-      "dependencies": {
-        "command-exists": "^1.2.8",
-        "commander": "3.0.2",
-        "fs-extra": "^0.30.0",
-        "js-sha3": "0.8.0",
-        "memorystream": "^0.3.1",
-        "require-from-string": "^2.0.0",
-        "semver": "^5.5.0",
-        "tmp": "0.0.33"
-      },
-      "bin": {
-        "solcjs": "solcjs"
-      },
       "engines": {
-        "node": ">=8.0.0"
-      }
-    },
-    "node_modules/@ethereum-waffle/compiler/node_modules/solc/node_modules/fs-extra": {
-      "version": "0.30.0",
-      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-0.30.0.tgz",
-      "integrity": "sha1-8jP/zAjU2n1DLapEl3aYnbHfk/A=",
-      "dev": true,
-      "dependencies": {
-        "graceful-fs": "^4.1.2",
-        "jsonfile": "^2.1.0",
-        "klaw": "^1.0.0",
-        "path-is-absolute": "^1.0.0",
-        "rimraf": "^2.2.8"
+        "node": "4.x || >=6.0.0"
       }
     },
     "node_modules/@ethereum-waffle/compiler/node_modules/ts-essentials": {
@@ -727,11 +691,6 @@
         "js-sha3": "0.5.7"
       }
     },
-    "node_modules/@ethersproject/keccak256/node_modules/js-sha3": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.7.tgz",
-      "integrity": "sha1-DU/9gALVMzqrr0oj7tL2N0yfKOc="
-    },
     "node_modules/@ethersproject/logger": {
       "version": "5.0.9",
       "resolved": "https://registry.npmjs.org/@ethersproject/logger/-/logger-5.0.9.tgz",
@@ -838,26 +797,6 @@
         "ws": "7.2.3"
       }
     },
-    "node_modules/@ethersproject/providers/node_modules/ws": {
-      "version": "7.2.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.2.3.tgz",
-      "integrity": "sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ==",
-      "engines": {
-        "node": ">=8.3.0"
-      },
-      "peerDependencies": {
-        "bufferutil": "^4.0.1",
-        "utf-8-validate": "^5.0.2"
-      },
-      "peerDependenciesMeta": {
-        "bufferutil": {
-          "optional": true
-        },
-        "utf-8-validate": {
-          "optional": true
-        }
-      }
-    },
     "node_modules/@ethersproject/random": {
       "version": "5.0.8",
       "resolved": "https://registry.npmjs.org/@ethersproject/random/-/random-5.0.8.tgz",
@@ -1111,11 +1050,11 @@
       }
     },
     "node_modules/@graphprotocol/graph-ts": {
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-      "resolved": "https://registry.npmjs.org/@graphprotocol/graph-ts/-/graph-ts-0.20.0.tgz",
-      "integrity": "sha512-+R0Tu/MD4Fiq0Fo+v1l+xznz+ZrciQKWlzMtXjDrhM70vlMNVL9wDmf90MVFYpslgqIfw024hT6XwlmyNyOWbQ==",
+      "version": "0.20.1",
+      "resolved": "https://registry.npmjs.org/@graphprotocol/graph-ts/-/graph-ts-0.20.1.tgz",
+      "integrity": "sha512-JATb0tERXt+JZUYuW9rwfnLzIM4EOBHf/EEZir5JMiIVMP55CoOyQGAwH2dvKSm5O8WQ1BfdbnOvk7YNVMFHsg==",
       "dependencies": {
-        "assemblyscript": "git+https://github.com/AssemblyScript/assemblyscript.git#36040d5b5312f19a025782b5e36663823494c2f3"
+        "assemblyscript": "git+https://github.com/AssemblyScript/assemblyscript.git#v0.6"
       }
     },
     "node_modules/@nodelib/fs.scandir": {
@@ -1500,12 +1439,6 @@
         "minimalistic-assert": "^1.0.0"
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     },
-    "node_modules/@truffle/interface-adapter/node_modules/js-sha3": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.7.tgz",
-      "integrity": "sha1-DU/9gALVMzqrr0oj7tL2N0yfKOc=",
-      "dev": true
-    },
     "node_modules/@truffle/interface-adapter/node_modules/scrypt-js": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-2.0.4.tgz",
@@ -1522,6 +1455,7 @@
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       "resolved": "https://registry.npmjs.org/uuid/-/uuid-2.0.1.tgz",
       "integrity": "sha1-wqMN7bPlNdcsz4LjQ5QaULqFM6w=",
+      "deprecated": "Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.",
       "dev": true
     },
     "node_modules/@truffle/provider": {
@@ -1946,8 +1880,7 @@
     },
     "node_modules/assemblyscript": {
       "version": "0.6.0",
-      "resolved": "git+ssh://git@github.com/AssemblyScript/assemblyscript.git#36040d5b5312f19a025782b5e36663823494c2f3",
-      "integrity": "sha512-+bxj80L18f0GP6bb5GKUTMpkQRl2bRqHcl1iPi86arWYaLxO2oYAvWYj5SWLXd7IXmtlRij6hZb7z/hbzEaZYQ==",
+      "resolved": "git+ssh://git@github.com/AssemblyScript/assemblyscript.git#3ed76a97f05335504166fce1653da75f4face28f",
       "hasInstallScript": true,
       "license": "Apache-2.0",
       "dependencies": {
@@ -2219,6 +2152,18 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/body-parser/node_modules/iconv-lite": {
+      "version": "0.4.24",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
+      "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
+      "dev": true,
+      "dependencies": {
+        "safer-buffer": ">= 2.1.2 < 3"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/body-parser/node_modules/inherits": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
@@ -2619,6 +2564,7 @@
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       "resolved": "https://registry.npmjs.org/cids/-/cids-0.7.5.tgz",
       "integrity": "sha512-zT7mPeghoWAu+ppn8+BS1tQ5qGmbMfB4AregnQjA/qHY3GC1m1ptI9GkWNlgeu38r7CuRdXB47uY2XgAYt6QVA==",
+      "deprecated": "This module has been superseded by the multiformats module",
       "dev": true,
       "dependencies": {
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@@ -2636,6 +2582,7 @@
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/multicodec/-/multicodec-1.0.4.tgz",
       "integrity": "sha512-NDd7FeS3QamVtbgfvu5h7fd1IlbaC4EQ0/pgU4zqE2vdHCmBGsUa0TiM8/TdSeG6BMPC92OOCf8F1ocE/Wkrrg==",
+      "deprecated": "This module has been superseded by the multiformats module",
       "dev": true,
       "dependencies": {
         "buffer": "^5.6.0",
@@ -3039,16 +2986,6 @@
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       }
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-    "node_modules/cross-fetch/node_modules/node-fetch": {
-      "version": "1.7.3",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
-      "integrity": "sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==",
-      "dev": true,
-      "dependencies": {
-        "encoding": "^0.1.11",
-        "is-stream": "^1.0.1"
-      }
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     "node_modules/cross-spawn": {
       "version": "6.0.5",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -3325,15 +3262,6 @@
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-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
-      "integrity": "sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==",
-      "dev": true,
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/dom-walk": {
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       "resolved": "https://registry.npmjs.org/dom-walk/-/dom-walk-0.1.2.tgz",
@@ -3422,18 +3350,6 @@
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       }
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-    "node_modules/encoding/node_modules/iconv-lite": {
-      "version": "0.6.2",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.2.tgz",
-      "integrity": "sha512-2y91h5OpQlolefMPmUlivelittSWy0rP+oYVpn6A7GwVHNE8AWzoYOBNmlwks3LobaJxgHCYZAnyNo2GgpNRNQ==",
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-      "dependencies": {
-        "safer-buffer": ">= 2.1.2 < 3.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
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       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
@@ -3687,27 +3603,42 @@
         "js-sha3": "^0.5.7"
       }
     },
-    "node_modules/eth-ens-namehash/node_modules/js-sha3": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.7.tgz",
-      "integrity": "sha1-DU/9gALVMzqrr0oj7tL2N0yfKOc=",
-      "dev": true
-    },
     "node_modules/eth-lib": {
-      "version": "0.2.8",
-      "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
-      "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+      "version": "0.1.29",
+      "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.1.29.tgz",
+      "integrity": "sha512-bfttrr3/7gG4E02HoWTDUcDDslN003OlOoBxk9virpAZQ1ja/jDgwkWB8QfJF7ojuEowrqy+lzp9VcJG7/k5bQ==",
       "dev": true,
       "dependencies": {
         "bn.js": "^4.11.6",
         "elliptic": "^6.4.0",
+        "nano-json-stream-parser": "^0.1.2",
+        "servify": "^0.1.12",
+        "ws": "^3.0.0",
         "xhr-request-promise": "^0.1.2"
       }
     },
+    "node_modules/eth-lib/node_modules/safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+      "dev": true
+    },
+    "node_modules/eth-lib/node_modules/ws": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
+      "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
+      "dev": true,
+      "dependencies": {
+        "async-limiter": "~1.0.0",
+        "safe-buffer": "~5.1.0",
+        "ultron": "~1.1.0"
+      }
+    },
     "node_modules/eth-sig-util": {
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+      "deprecated": "Deprecated in favor of '@metamask/eth-sig-util'",
       "dependencies": {
         "ethereumjs-abi": "0.6.8",
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@@ -3733,6 +3664,7 @@
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+      "deprecated": "New package name format for new versions: @ethereumjs/ethash. Please update.",
       "dependencies": {
         "async": "^2.1.2",
         "buffer-xor": "^2.0.1",
@@ -3778,6 +3710,12 @@
         "js-sha3": "^0.8.0"
       }
     },
+    "node_modules/ethereum-bloom-filters/node_modules/js-sha3": {
+      "version": "0.8.0",
+      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
+      "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q==",
+      "dev": true
+    },
     "node_modules/ethereum-cryptography": {
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       "resolved": "https://registry.npmjs.org/ethereum-cryptography/-/ethereum-cryptography-0.1.3.tgz",
@@ -3843,6 +3781,7 @@
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+      "deprecated": "New package name format for new versions: @ethereumjs/block. Please update.",
       "dependencies": {
         "async": "^2.0.1",
         "ethereumjs-common": "^1.5.0",
@@ -4034,6 +3973,7 @@
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+      "deprecated": "New package name format for new versions: @ethereumjs/blockchain. Please update.",
       "dependencies": {
         "async": "^2.6.1",
         "ethashjs": "~0.0.7",
@@ -4050,12 +3990,14 @@
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+      "integrity": "sha512-hTfZjwGX52GS2jcVO6E2sx4YuFnf0Fhp5ylo4pEPhEffNln7vS59Hr5sLnp3/QCazFLluuBZ+FZ6J5HTp0EqCA==",
+      "deprecated": "New package name format for new versions: @ethereumjs/common. Please update."
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     "node_modules/ethereumjs-tx": {
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+      "deprecated": "New package name format for new versions: @ethereumjs/tx. Please update.",
       "dependencies": {
         "ethereumjs-common": "^1.5.0",
         "ethereumjs-util": "^6.0.0"
@@ -4827,104 +4769,7 @@
       "bundleDependencies": [
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         "yargs",
-        "ethereumjs-util",
-        "@types/bn.js",
-        "@types/node",
-        "@types/pbkdf2",
-        "@types/secp256k1",
-        "ansi-regex",
-        "ansi-styles",
-        "base-x",
-        "blakejs",
-        "bn.js",
-        "brorand",
-        "browserify-aes",
-        "bs58",
-        "bs58check",
-        "buffer-from",
-        "buffer-xor",
-        "camelcase",
-        "cipher-base",
-        "cliui",
-        "color-convert",
-        "color-name",
-        "create-hash",
-        "create-hmac",
-        "cross-spawn",
-        "decamelize",
-        "elliptic",
-        "emoji-regex",
-        "end-of-stream",
-        "ethereum-cryptography",
-        "ethjs-util",
-        "evp_bytestokey",
-        "execa",
-        "find-up",
-        "get-caller-file",
-        "get-stream",
-        "hash-base",
-        "hash.js",
-        "hmac-drbg",
-        "inherits",
-        "invert-kv",
-        "is-fullwidth-code-point",
-        "is-hex-prefixed",
-        "is-stream",
-        "isexe",
-        "keccak",
-        "lcid",
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@@ -22581,6 +22493,17 @@
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     "read-pkg": {
@@ -38545,6 +38457,25 @@
         "load-json-file": "^1.0.0",
         "normalize-package-data": "^2.3.2",
         "path-type": "^1.0.0"
+      },
+      "dependencies": {
+        "path-type": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/path-type/-/path-type-1.1.0.tgz",
+          "integrity": "sha1-WcRPfuSR2nBNpBXaWkBwuk+P5EE=",
+          "dev": true,
+          "requires": {
+            "graceful-fs": "^4.1.2",
+            "pify": "^2.0.0",
+            "pinkie-promise": "^2.0.0"
+          }
+        },
+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
+          "dev": true
+        }
       }
     },
     "read-pkg-up": {
@@ -39186,12 +39117,6 @@
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
           "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
           "dev": true
-        },
-        "source-map": {
-          "version": "0.5.7",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
-          "dev": true
         }
       }
     },
@@ -39244,13 +39169,13 @@
       }
     },
     "solc": {
-      "version": "0.7.3",
-      "resolved": "https://registry.npmjs.org/solc/-/solc-0.7.3.tgz",
-      "integrity": "sha512-GAsWNAjGzIDg7VxzP6mPjdurby3IkGCjQcM8GFYZT6RyaoUZKmMU6Y7YwG+tFGhv7dwZ8rmR4iwFDrrD99JwqA==",
+      "version": "0.6.12",
+      "resolved": "https://registry.npmjs.org/solc/-/solc-0.6.12.tgz",
+      "integrity": "sha512-Lm0Ql2G9Qc7yPP2Ba+WNmzw2jwsrd3u4PobHYlSOxaut3TtUbj9+5ZrT6f4DUpNPEoBaFUOEg9Op9C0mk7ge9g==",
+      "dev": true,
       "requires": {
         "command-exists": "^1.2.8",
         "commander": "3.0.2",
-        "follow-redirects": "^1.12.1",
         "fs-extra": "^0.30.0",
         "js-sha3": "0.8.0",
         "memorystream": "^0.3.1",
@@ -39263,6 +39188,7 @@
           "version": "0.30.0",
           "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-0.30.0.tgz",
           "integrity": "sha1-8jP/zAjU2n1DLapEl3aYnbHfk/A=",
+          "dev": true,
           "requires": {
             "graceful-fs": "^4.1.2",
             "jsonfile": "^2.1.0",
@@ -39271,10 +39197,17 @@
             "rimraf": "^2.2.8"
           }
         },
+        "js-sha3": {
+          "version": "0.8.0",
+          "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
+          "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q==",
+          "dev": true
+        },
         "jsonfile": {
           "version": "2.4.0",
           "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-2.4.0.tgz",
           "integrity": "sha1-NzaitCi4e72gzIO1P6PWM6NcKug=",
+          "dev": true,
           "requires": {
             "graceful-fs": "^4.1.6"
           }
@@ -39282,7 +39215,8 @@
         "semver": {
           "version": "5.7.1",
           "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-          "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
+          "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+          "dev": true
         }
       }
     },
@@ -39333,12 +39267,6 @@
             "yallist": "^4.0.0"
           }
         },
-        "pify": {
-          "version": "4.0.1",
-          "resolved": "https://registry.npmjs.org/pify/-/pify-4.0.1.tgz",
-          "integrity": "sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==",
-          "dev": true
-        },
         "semver": {
           "version": "7.3.4",
           "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.4.tgz",
@@ -39357,9 +39285,10 @@
       }
     },
     "source-map": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+      "version": "0.5.7",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
+      "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
+      "dev": true
     },
     "source-map-resolve": {
       "version": "0.5.3",
@@ -39381,6 +39310,13 @@
       "requires": {
         "buffer-from": "^1.0.0",
         "source-map": "^0.6.0"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+        }
       }
     },
     "source-map-url": {
@@ -39669,20 +39605,6 @@
         "xhr-request": "^1.0.1"
       },
       "dependencies": {
-        "eth-lib": {
-          "version": "0.1.29",
-          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.1.29.tgz",
-          "integrity": "sha512-bfttrr3/7gG4E02HoWTDUcDDslN003OlOoBxk9virpAZQ1ja/jDgwkWB8QfJF7ojuEowrqy+lzp9VcJG7/k5bQ==",
-          "dev": true,
-          "requires": {
-            "bn.js": "^4.11.6",
-            "elliptic": "^6.4.0",
-            "nano-json-stream-parser": "^0.1.2",
-            "servify": "^0.1.12",
-            "ws": "^3.0.0",
-            "xhr-request-promise": "^0.1.2"
-          }
-        },
         "fs-extra": {
           "version": "4.0.3",
           "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-4.0.3.tgz",
@@ -39734,12 +39656,6 @@
           "integrity": "sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=",
           "dev": true
         },
-        "safe-buffer": {
-          "version": "5.1.2",
-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-          "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
-          "dev": true
-        },
         "url-parse-lax": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-1.0.0.tgz",
@@ -39748,17 +39664,6 @@
           "requires": {
             "prepend-http": "^1.0.1"
           }
-        },
-        "ws": {
-          "version": "3.3.3",
-          "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
-          "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
-          "dev": true,
-          "requires": {
-            "async-limiter": "~1.0.0",
-            "safe-buffer": "~5.1.0",
-            "ultron": "~1.1.0"
-          }
         }
       }
     },
@@ -39866,6 +39771,13 @@
       "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
       "requires": {
         "is-number": "^7.0.0"
+      },
+      "dependencies": {
+        "is-number": {
+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+          "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng=="
+        }
       }
     },
     "toidentifier": {
@@ -40024,6 +39936,11 @@
         "ts-generator": "^0.1.1"
       },
       "dependencies": {
+        "js-sha3": {
+          "version": "0.8.0",
+          "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz",
+          "integrity": "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q=="
+        },
         "ts-essentials": {
           "version": "7.0.1",
           "resolved": "https://registry.npmjs.org/ts-essentials/-/ts-essentials-7.0.1.tgz",
@@ -40686,6 +40603,17 @@
           "integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA==",
           "dev": true
         },
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "dev": true,
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
         "uuid": {
           "version": "3.3.2",
           "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
@@ -41040,6 +40968,19 @@
         "randombytes": "^2.1.0",
         "underscore": "1.9.1",
         "utf8": "3.0.0"
+      },
+      "dependencies": {
+        "eth-lib": {
+          "version": "0.2.8",
+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz",
+          "integrity": "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw==",
+          "dev": true,
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        }
       }
     },
     "websocket": {
@@ -41171,9 +41112,9 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "ws": {
-      "version": "7.4.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.3.tgz",
-      "integrity": "sha512-hr6vCR76GsossIRsr8OLR9acVVm1jyfEWvhbNjtgPOrfvAlKzvyeg/P6r8RuDjRyrcQoPQT7K0DGEPc7Ae6jzA==",
+      "version": "7.2.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.2.3.tgz",
+      "integrity": "sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ==",
       "requires": {}
     },
     "xhr": {
diff --git a/package.json b/package.json
index 5d92351..4f8cee9 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "license": "ISC",
   "description": "",
   "dependencies": {
-    "@graphprotocol/graph-ts": "^0.20.0",
+    "@graphprotocol/graph-ts": "^0.20.1",
     "@typechain/ethers-v5": "^6.0.1",
     "dotenv": "^8.2.0",
     "hardhat-typechain": "^0.3.5",
diff --git a/yarn.lock b/yarn.lock
index 867f30a..ec870eb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -422,12 +422,12 @@
     "@ethersproject/properties" "^5.0.7"
     "@ethersproject/strings" "^5.0.8"
 
-"@graphprotocol/graph-ts@^0.20.0":
-  "integrity" "sha512-+R0Tu/MD4Fiq0Fo+v1l+xznz+ZrciQKWlzMtXjDrhM70vlMNVL9wDmf90MVFYpslgqIfw024hT6XwlmyNyOWbQ=="
-  "resolved" "https://registry.npmjs.org/@graphprotocol/graph-ts/-/graph-ts-0.20.0.tgz"
-  "version" "0.20.0"
+"@graphprotocol/graph-ts@^0.20.1":
+  "integrity" "sha512-JATb0tERXt+JZUYuW9rwfnLzIM4EOBHf/EEZir5JMiIVMP55CoOyQGAwH2dvKSm5O8WQ1BfdbnOvk7YNVMFHsg=="
+  "resolved" "https://registry.npmjs.org/@graphprotocol/graph-ts/-/graph-ts-0.20.1.tgz"
+  "version" "0.20.1"
   dependencies:
-    "assemblyscript" "git+https://github.com/AssemblyScript/assemblyscript.git#36040d5b5312f19a025782b5e36663823494c2f3"
+    "assemblyscript" "git+https://github.com/AssemblyScript/assemblyscript.git#v0.6"
 
 "@nodelib/fs.scandir@2.1.4":
   "integrity" "sha512-33g3pMJk3bg5nXbL/+CY6I2eJDzZAni49PfJnL5fghPTggPvBd/pFNSgJsdAgWptuFu7qq/ERvOYFlhvsLTCKA=="
@@ -1016,9 +1016,8 @@
   dependencies:
     "safer-buffer" "~2.1.0"
 
-"assemblyscript@git+https://github.com/AssemblyScript/assemblyscript.git#36040d5b5312f19a025782b5e36663823494c2f3":
-  "integrity" "sha512-+bxj80L18f0GP6bb5GKUTMpkQRl2bRqHcl1iPi86arWYaLxO2oYAvWYj5SWLXd7IXmtlRij6hZb7z/hbzEaZYQ=="
-  "resolved" "git+ssh://git@github.com/AssemblyScript/assemblyscript.git#36040d5b5312f19a025782b5e36663823494c2f3"
+"assemblyscript@git+https://github.com/AssemblyScript/assemblyscript.git#v0.6":
+  "resolved" "git+ssh://git@github.com/AssemblyScript/assemblyscript.git#3ed76a97f05335504166fce1653da75f4face28f"
   "version" "0.6.0"
   dependencies:
     "@protobufjs/utf8" "^1.1.0"
@@ -2798,7 +2797,7 @@
     "ws" "^3.0.0"
     "xhr-request-promise" "^0.1.2"
 
-"eth-lib@^0.2.8", "eth-lib@0.2.8":
+"eth-lib@^0.2.8":
   "integrity" "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw=="
   "resolved" "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz"
   "version" "0.2.8"
@@ -2816,6 +2815,15 @@
     "elliptic" "^6.4.0"
     "xhr-request-promise" "^0.1.2"
 
+"eth-lib@0.2.8":
+  "integrity" "sha512-ArJ7x1WcWOlSpzdoTBX8vkwlkSQ85CjjifSZtV4co64vWxSV8geWfPI9x4SVYu3DSxnX4yWFVTtGL+j9DUFLNw=="
+  "resolved" "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.8.tgz"
+  "version" "0.2.8"
+  dependencies:
+    "bn.js" "^4.11.6"
+    "elliptic" "^6.4.0"
+    "xhr-request-promise" "^0.1.2"
+
 "eth-query@^2.0.2", "eth-query@^2.1.0", "eth-query@^2.1.2":
   "version" "2.1.2"
   dependencies:
@@ -3178,7 +3186,7 @@
     "uuid" "2.0.1"
     "xmlhttprequest" "1.8.0"
 
-"ethers@^5.0.0", "ethers@^5.0.1", "ethers@^5.0.2", "ethers@^5.0.31":
+"ethers@^5.0.0", "ethers@^5.0.1", "ethers@^5.0.31":
   "integrity" "sha512-zpq0YbNFLFn+t+ibS8UkVWFeK5w6rVMSvbSHrHAQslfazovLnQ/mc2gdN5+6P45/k8fPgHrfHrYvJ4XvyK/S1A=="
   "resolved" "https://registry.npmjs.org/ethers/-/ethers-5.0.31.tgz"
   "version" "5.0.31"
@@ -4572,7 +4580,12 @@
   "resolved" "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.7.tgz"
   "version" "0.5.7"
 
-"js-sha3@^0.8.0", "js-sha3@0.8.0":
+"js-sha3@^0.8.0":
+  "integrity" "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q=="
+  "resolved" "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz"
+  "version" "0.8.0"
+
+"js-sha3@0.8.0":
   "integrity" "sha512-gF1cRrHhIzNfToc802P800N8PpXS+evLLXfsVpowqmAFR9uwbi89WvXg2QspOmXL8QL86J4T1EpFu+yUkwJY3Q=="
   "resolved" "https://registry.npmjs.org/js-sha3/-/js-sha3-0.8.0.tgz"
   "version" "0.8.0"
@@ -6788,7 +6801,12 @@
   "resolved" "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz"
   "version" "0.5.7"
 
-"source-map@^0.6.0", "source-map@^0.6.1":
+"source-map@^0.6.0":
+  "integrity" "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+  "resolved" "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz"
+  "version" "0.6.1"
+
+"source-map@^0.6.1":
   "integrity" "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
   "resolved" "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz"
   "version" "0.6.1"
@@ -8129,12 +8147,7 @@
   dependencies:
     "async-limiter" "~1.0.0"
 
-"ws@^7.2.1":
-  "integrity" "sha512-hr6vCR76GsossIRsr8OLR9acVVm1jyfEWvhbNjtgPOrfvAlKzvyeg/P6r8RuDjRyrcQoPQT7K0DGEPc7Ae6jzA=="
-  "resolved" "https://registry.npmjs.org/ws/-/ws-7.4.3.tgz"
-  "version" "7.4.3"
-
-"ws@7.2.3":
+"ws@^7.2.1", "ws@7.2.3":
   "integrity" "sha512-HTDl9G9hbkNDk98naoR/cHDws7+EyYMOdL1BmjsZXRUjf7d+MficC4B7HLUPlSiho0vg+CWKrGIt/VJBd1xunQ=="
   "resolved" "https://registry.npmjs.org/ws/-/ws-7.2.3.tgz"
   "version" "7.2.3"