fix: fix lint errors

package.json

@@ -31,12 +31,15 @@
     "@ethersproject/abi": "^5.7.0",
     "@ethersproject/address": "^5.7.0",
     "@ethersproject/bignumber": "^5.7.0",
+    "@ethersproject/bytes": "^5.7.0",
+    "@ethersproject/contracts": "^5.7.0",
     "@ethersproject/transactions": "^5.7.0",
     "@ethersproject/wallet": "^5.7.0",
     "@snapshot-labs/snapshot-metrics": "^1.2.0",
     "@snapshot-labs/snapshot-sentry": "^1.4.0",
     "@snapshot-labs/snapshot.js": "^0.5.8",
     "bluebird": "^3.7.2",
+    "body-parser": "^1.20.2",
     "compression": "^1.7.4",
     "connection-string": "^4.4.0",
     "cors": "^2.8.5",

yarn.lock

@@ -995,7 +995,7 @@
   dependencies:
     "@ethersproject/bignumber" "^5.7.0"
 
-"@ethersproject/contracts@^5.6.2":
+"@ethersproject/contracts@^5.6.2", "@ethersproject/contracts@^5.7.0":
   version "5.7.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/contracts/-/contracts-5.7.0.tgz#c305e775abd07e48aa590e1a877ed5c316f8bd1e"
   integrity sha512-5GJbzEU3X+d33CdfPhcyS+z8MzsTrBGk/sc+G+59+tPa9yFkl6HQ9D6L0QMgNTA9q8dT0XKxxkyp883XsQvbbg==
@@ -2886,6 +2886,24 @@ [email protected]:
     type-is "~1.6.18"
     unpipe "1.0.0"
 
+body-parser@^1.20.2:
+  version "1.20.2"
+  resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.20.2.tgz#6feb0e21c4724d06de7ff38da36dad4f57a747fd"
+  integrity sha512-ml9pReCu3M61kGlqoTm2umSXTlRTuGTx0bfYj+uIUKKYycG5NtSbeetV3faSU6R7ajOPw0g/J1PvK4qNy7s5bA==
+  dependencies:
+    bytes "3.1.2"
+    content-type "~1.0.5"
+    debug "2.6.9"
+    depd "2.0.0"
+    destroy "1.2.0"
+    http-errors "2.0.0"
+    iconv-lite "0.4.24"
+    on-finished "2.4.1"
+    qs "6.11.0"
+    raw-body "2.5.2"
+    type-is "~1.6.18"
+    unpipe "1.0.0"
+
 bowser@^2.11.0:
   version "2.11.0"
   resolved "https://registry.yarnpkg.com/bowser/-/bowser-2.11.0.tgz#5ca3c35757a7aa5771500c70a73a9f91ef420a8f"
@@ -3145,7 +3163,7 @@ [email protected]:
   dependencies:
     safe-buffer "5.2.1"
 
-content-type@~1.0.4:
+content-type@~1.0.4, content-type@~1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.5.tgz#8b773162656d1d1086784c8f23a54ce6d73d7918"
   integrity sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==
@@ -5738,6 +5756,16 @@ [email protected]:
     iconv-lite "0.4.24"
     unpipe "1.0.0"
 
+[email protected]:
+  version "2.5.2"
+  resolved "https://registry.yarnpkg.com/raw-body/-/raw-body-2.5.2.tgz#99febd83b90e08975087e8f1f9419a149366b68a"
+  integrity sha512-8zGqypfENjCIqGhgXToC8aB2r7YrBX+AQAfIPs/Mlk+BtPTztOvTS01NRW/3Eh60J+a48lt8qsCzirQ6loCVfA==
+  dependencies:
+    bytes "3.1.2"
+    http-errors "2.0.0"
+    iconv-lite "0.4.24"
+    unpipe "1.0.0"
+
 react-is@^16.13.1, react-is@^16.7.0:
   version "16.13.1"
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.1.tgz#789729a4dc36de2999dc156dd6c1d9c18cea56a4"