diff --git a/app/core/BackgroundBridge/BackgroundBridge.js b/app/core/BackgroundBridge/BackgroundBridge.js
index 9e807d59959..13a3738decd 100644
--- a/app/core/BackgroundBridge/BackgroundBridge.js
+++ b/app/core/BackgroundBridge/BackgroundBridge.js
@@ -22,14 +22,14 @@ import {
   selectProviderConfig,
 } from '../../selectors/networkController';
 import { store } from '../../store';
+const createFilterMiddleware = require('@metamask/eth-json-rpc-filters');
+const createSubscriptionManager = require('@metamask/eth-json-rpc-filters/subscriptionManager');
+import { providerAsMiddleware } from '@metamask/eth-json-rpc-middleware';
 ///: BEGIN:ONLY_INCLUDE_IF(snaps)
 import snapMethodMiddlewareBuilder from '../Snaps/SnapsMethodMiddleware';
 import { SubjectType } from '@metamask/permission-controller';
 ///: END:ONLY_INCLUDE_IF
 
-const createFilterMiddleware = require('@metamask/eth-json-rpc-filters');
-const createSubscriptionManager = require('@metamask/eth-json-rpc-filters/subscriptionManager');
-const providerAsMiddleware = require('eth-json-rpc-middleware/providerAsMiddleware');
 const pump = require('pump');
 // eslint-disable-next-line import/no-nodejs-modules
 const EventEmitter = require('events').EventEmitter;
diff --git a/app/core/Snaps/SnapBridge.ts b/app/core/Snaps/SnapBridge.ts
index 2f328c1e402..ac20c2365aa 100644
--- a/app/core/Snaps/SnapBridge.ts
+++ b/app/core/Snaps/SnapBridge.ts
@@ -24,7 +24,7 @@ import { SubjectType } from '@metamask/permission-controller';
 const ObjectMultiplex = require('@metamask/object-multiplex');
 const createFilterMiddleware = require('@metamask/eth-json-rpc-filters');
 const createSubscriptionManager = require('@metamask/eth-json-rpc-filters/subscriptionManager');
-const providerAsMiddleware = require('eth-json-rpc-middleware/providerAsMiddleware');
+const { providerAsMiddleware } = require('@metamask/eth-json-rpc-middleware');
 const pump = require('pump');
 
 interface ISnapBridgeProps {
diff --git a/package.json b/package.json
index 6ea1e874879..ca5c3a1610d 100644
--- a/package.json
+++ b/package.json
@@ -145,6 +145,7 @@
     "@metamask/controller-utils": "^8.0.4",
     "@metamask/design-tokens": "^2.0.0",
     "@metamask/eth-json-rpc-filters": "^7.0.0",
+    "@metamask/eth-json-rpc-middleware": ">=12.0.0",
     "@metamask/eth-sig-util": "^7.0.2",
     "@metamask/etherscan-link": "^2.0.0",
     "@metamask/gas-fee-controller": "^15.1.2",
@@ -152,9 +153,9 @@
     "@metamask/key-tree": "^9.0.0",
     "@metamask/keyring-api": "^4.0.0",
     "@metamask/keyring-controller": "^16.0.0",
-    "@metamask/network-controller": "^18.1.0",
     "@metamask/logging-controller": "^3.0.0",
     "@metamask/message-signing-snap": "^0.3.3",
+    "@metamask/network-controller": "^18.1.0",
     "@metamask/permission-controller": "^9.0.0",
     "@metamask/phishing-controller": "^9.0.0",
     "@metamask/post-message-stream": "^8.0.0",
@@ -224,7 +225,6 @@
     "eciesjs": "^0.3.15",
     "eth-block-tracker": "^7.0.1",
     "eth-ens-namehash": "2.0.8",
-    "eth-json-rpc-middleware": "4.3.0",
     "eth-url-parser": "1.0.4",
     "ethereumjs-abi": "0.6.6",
     "ethereumjs-util": "6.1.0",
diff --git a/yarn.lock b/yarn.lock
index 1f095b8aecb..2819f5ecb1f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3836,6 +3836,21 @@
     "@metamask/utils" "^8.1.0"
     node-fetch "^2.7.0"
 
+"@metamask/eth-json-rpc-middleware@>=12.0.0", "@metamask/eth-json-rpc-middleware@^12.1.0", "@metamask/eth-json-rpc-middleware@^12.1.1":
+  version "12.1.1"
+  resolved "https://registry.yarnpkg.com/@metamask/eth-json-rpc-middleware/-/eth-json-rpc-middleware-12.1.1.tgz#5b6a19386f420211cb554c637f0927b76dc3167a"
+  integrity sha512-6N5y5CIo3mjJlD3oUaCPsAR5KGkxzt2pL+nQaRKwZ0Z0HtXIu0dIKf4awtfzJDNNQGhlPG5Im+kG1oxkh0FkSQ==
+  dependencies:
+    "@metamask/eth-block-tracker" "^9.0.2"
+    "@metamask/eth-json-rpc-provider" "^2.1.0"
+    "@metamask/eth-sig-util" "^7.0.0"
+    "@metamask/json-rpc-engine" "^7.1.1"
+    "@metamask/rpc-errors" "^6.0.0"
+    "@metamask/utils" "^8.1.0"
+    klona "^2.0.6"
+    pify "^5.0.0"
+    safe-stable-stringify "^2.4.3"
+
 "@metamask/eth-json-rpc-middleware@^11.0.2":
   version "11.0.2"
   resolved "https://registry.yarnpkg.com/@metamask/eth-json-rpc-middleware/-/eth-json-rpc-middleware-11.0.2.tgz#85e6639f5d159a3277d13609dea9f12ebfb5b4e8"
@@ -3851,21 +3866,6 @@
     pify "^3.0.0"
     safe-stable-stringify "^2.3.2"
 
-"@metamask/eth-json-rpc-middleware@^12.1.0", "@metamask/eth-json-rpc-middleware@^12.1.1":
-  version "12.1.1"
-  resolved "https://registry.yarnpkg.com/@metamask/eth-json-rpc-middleware/-/eth-json-rpc-middleware-12.1.1.tgz#5b6a19386f420211cb554c637f0927b76dc3167a"
-  integrity sha512-6N5y5CIo3mjJlD3oUaCPsAR5KGkxzt2pL+nQaRKwZ0Z0HtXIu0dIKf4awtfzJDNNQGhlPG5Im+kG1oxkh0FkSQ==
-  dependencies:
-    "@metamask/eth-block-tracker" "^9.0.2"
-    "@metamask/eth-json-rpc-provider" "^2.1.0"
-    "@metamask/eth-sig-util" "^7.0.0"
-    "@metamask/json-rpc-engine" "^7.1.1"
-    "@metamask/rpc-errors" "^6.0.0"
-    "@metamask/utils" "^8.1.0"
-    klona "^2.0.6"
-    pify "^5.0.0"
-    safe-stable-stringify "^2.4.3"
-
 "@metamask/eth-json-rpc-provider@^1.0.0":
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/@metamask/eth-json-rpc-provider/-/eth-json-rpc-provider-1.0.1.tgz#3fd5316c767847f4ca107518b611b15396a5a32c"
@@ -8522,13 +8522,6 @@
   dependencies:
     "@types/node" "*"
 
-"@types/bn.js@^4.11.3":
-  version "4.11.6"
-  resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
-  integrity sha512-pqr857jrp2kPuO9uRjZ3PwnJTjoQy+fcdxvBTvHm6dkmEL9q+hDD/2j/0ELOBPtPnS8LjCX0gI9nbl8lVkadpg==
-  dependencies:
-    "@types/node" "*"
-
 "@types/bn.js@^5.1.0", "@types/bn.js@^5.1.5":
   version "5.1.5"
   resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-5.1.5.tgz#2e0dacdcce2c0f16b905d20ff87aedbc6f7b4bf0"
@@ -10588,20 +10581,6 @@ abstract-leveldown@~0.12.1:
   dependencies:
     xtend "~3.0.0"
 
-abstract-leveldown@~2.6.0:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.6.3.tgz#1c5e8c6a5ef965ae8c35dfb3a8770c476b82c4b8"
-  integrity sha512-2++wDf/DYqkPR3o5tbfdhF96EfMApo1GpPfzOsR/ZYXdkSmELlvOOEAl9iKkRsktMPHdGjO4rtkBpf2I7TiTeA==
-  dependencies:
-    xtend "~4.0.0"
-
-abstract-leveldown@~2.7.1:
-  version "2.7.2"
-  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.7.2.tgz#87a44d7ebebc341d59665204834c8b7e0932cc93"
-  integrity sha512-+OVvxH2rHVEhWLdbudP6p0+dNMXu8JA1CbhP19T8paTYAcX7oJ4OVjT+ZUVpv7mITxXHqDMej+GdqXBmXkw09w==
-  dependencies:
-    xtend "~4.0.0"
-
 accepts@^1.3.5, accepts@^1.3.7, accepts@~1.3.5, accepts@~1.3.7, accepts@~1.3.8:
   version "1.3.8"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.8.tgz#0bf0be125b67014adcb0b0921e62db7bffe16b2e"
@@ -11887,7 +11866,7 @@ astral-regex@^2.0.0:
   resolved "https://registry.yarnpkg.com/astral-regex/-/astral-regex-2.0.0.tgz#483143c567aeed4785759c0865786dc77d7d2e31"
   integrity sha512-Z7tMw1ytTXt5jqMcOP+OQteU1VuNK9Y02uuJtKQ1Sv69jXQKKg5cibLwGJow8yzZP+eAc18EmLGPal0bp36rvQ==
 
-async-eventemitter@0.2.4, async-eventemitter@^0.2.2:
+async-eventemitter@0.2.4:
   version "0.2.4"
   resolved "https://registry.yarnpkg.com/async-eventemitter/-/async-eventemitter-0.2.4.tgz#f5e7c8ca7d3e46aab9ec40a292baf686a0bafaca"
   integrity sha512-pd20BwL7Yt1zwDFy+8MX8F1+WCT8aQeKj0kQnTrH9WaeRETlRamVhD0JtRPmrV4GfOJ2F9CvdQkZeZhnh2TuHw==
@@ -11950,12 +11929,7 @@ async@0.2.x, async@~0.2.9:
   resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
   integrity sha1-trvgsGdLnXGXCMo43owjfLUmw9E=
 
-async@^1.4.2:
-  version "1.5.2"
-  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
-  integrity sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=
-
-async@^2.0.1, async@^2.1.2, async@^2.4.0, async@^2.6.0, async@^2.6.3, async@^2.6.4:
+async@^2.4.0, async@^2.6.0, async@^2.6.3, async@^2.6.4:
   version "2.6.4"
   resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
@@ -12625,11 +12599,6 @@ bser@2.1.1:
   dependencies:
     node-int64 "^0.4.0"
 
-btoa@^1.2.1:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/btoa/-/btoa-1.2.1.tgz#01a9909f8b2c93f6bf680ba26131eb30f7fa3d73"
-  integrity sha512-SB4/MIGlsiVkMcHmT+pSmIPoNDoHg+7cMzmt3Uxt628MTz2487DKSqK/fuhFBrkuqrYv5UCEnACpF4dTFNKc/g==
-
 buffer-alloc-unsafe@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/buffer-alloc-unsafe/-/buffer-alloc-unsafe-1.1.0.tgz#bd7dc26ae2972d0eda253be061dba992349c19f0"
@@ -13044,13 +13013,6 @@ check-error@^1.0.2:
   resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
   integrity sha512-BrgHpW9NURQgzoNyjfq0Wu6VFO6D7IZEmJNdtgNqpzGG8RuNFHt2jQxWlAs4HMe119chBnv+34syEZtc6IhLtA==
 
-checkpoint-store@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/checkpoint-store/-/checkpoint-store-1.1.0.tgz#04e4cb516b91433893581e6d4601a78e9552ea06"
-  integrity sha1-BOTLUWuRQziTWB5tRgGnjpVS6gY=
-  dependencies:
-    functional-red-black-tree "^1.0.1"
-
 cheerio-select@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cheerio-select/-/cheerio-select-2.1.0.tgz#4d8673286b8126ca2a8e42740d5e3c4884ae21b4"
@@ -14474,13 +14436,6 @@ deferred-leveldown@~0.2.0:
   dependencies:
     abstract-leveldown "~0.12.1"
 
-deferred-leveldown@~1.2.1:
-  version "1.2.2"
-  resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-1.2.2.tgz#3acd2e0b75d1669924bc0a4b642851131173e1eb"
-  integrity sha512-uukrWD2bguRtXilKt6cAWKyoXrTSMo5m7crUdLfWQmu8kIm88w3QZoUL+6nhpfKVmhHANER6Re3sKoNoZ3IKMA==
-  dependencies:
-    abstract-leveldown "~2.6.0"
-
 define-data-property@^1.0.1, define-data-property@^1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/define-data-property/-/define-data-property-1.1.4.tgz#894dc141bb7d3060ae4366f6a0107e68fbe48c5e"
@@ -15943,33 +15898,6 @@ eth-ens-namehash@^1.0.2:
     idna-uts46 "^1.0.1"
     js-sha3 "^0.5.7"
 
-eth-json-rpc-errors@^1.0.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/eth-json-rpc-errors/-/eth-json-rpc-errors-1.1.1.tgz#148377ef55155585981c21ff574a8937f9d6991f"
-  integrity sha512-WT5shJ5KfNqHi9jOZD+ID8I1kuYWNrigtZat7GOQkvwo99f8SzAVaEcWhJUv656WiZOAg3P1RiJQANtUmDmbIg==
-  dependencies:
-    fast-safe-stringify "^2.0.6"
-
-eth-json-rpc-middleware@4.3.0:
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/eth-json-rpc-middleware/-/eth-json-rpc-middleware-4.3.0.tgz#d3e72efb60b6f601f022ce01384481eaed552b6b"
-  integrity sha512-Acr+FaIHB0oIV0nWrCvepQghgA3FzYFvnMDXdTUeHQvAX/G6ioMbw1exGJs+6HirRjJ+MmkZqaArphx+PTrRNQ==
-  dependencies:
-    btoa "^1.2.1"
-    clone "^2.1.1"
-    eth-json-rpc-errors "^1.0.1"
-    eth-query "^2.1.2"
-    eth-sig-util "^1.4.2"
-    ethereumjs-block "^1.6.0"
-    ethereumjs-tx "^1.3.7"
-    ethereumjs-util "^5.1.2"
-    ethereumjs-vm "^2.6.0"
-    fetch-ponyfill "^4.0.0"
-    json-rpc-engine "^5.1.3"
-    json-stable-stringify "^1.0.1"
-    pify "^3.0.0"
-    safe-event-emitter "^1.0.1"
-
 eth-method-registry@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/eth-method-registry/-/eth-method-registry-1.1.0.tgz#3cc01bd23dcf513428d14a0bb19910652cc5cac0"
@@ -15992,21 +15920,6 @@ eth-phishing-detect@^1.2.0:
   dependencies:
     fast-levenshtein "^2.0.6"
 
-eth-query@^2.1.2:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/eth-query/-/eth-query-2.1.2.tgz#d6741d9000106b51510c72db92d6365456a6da5e"
-  integrity sha1-1nQdkAAQa1FRDHLbktY2VFam2l4=
-  dependencies:
-    json-rpc-random-id "^1.0.0"
-    xtend "^4.0.1"
-
-eth-rpc-errors@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/eth-rpc-errors/-/eth-rpc-errors-3.0.0.tgz#d7b22653c70dbf9defd4ef490fd08fe70608ca10"
-  integrity sha512-iPPNHPrLwUlR9xCSYm7HHQjWBasor3+KZfRvwEWxMz3ca0yqnlBeJrnyphkGIXZ4J7AMAaOLmwy4AWhnxOiLxg==
-  dependencies:
-    fast-safe-stringify "^2.0.6"
-
 eth-rpc-errors@^4.0.2, eth-rpc-errors@^4.0.3:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/eth-rpc-errors/-/eth-rpc-errors-4.0.3.tgz#6ddb6190a4bf360afda82790bb7d9d5e724f423a"
@@ -16014,14 +15927,6 @@ eth-rpc-errors@^4.0.2, eth-rpc-errors@^4.0.3:
   dependencies:
     fast-safe-stringify "^2.0.6"
 
-eth-sig-util@^1.4.2:
-  version "1.4.2"
-  resolved "https://registry.yarnpkg.com/eth-sig-util/-/eth-sig-util-1.4.2.tgz#8d958202c7edbaae839707fba6f09ff327606210"
-  integrity sha1-jZWCAsftuq6Dlwf7pvCf8ydgYhA=
-  dependencies:
-    ethereumjs-abi "git+https://github.com/ethereumjs/ethereumjs-abi.git"
-    ethereumjs-util "^5.1.1"
-
 eth-url-parser@1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/eth-url-parser/-/eth-url-parser-1.0.4.tgz#310a99f331abdb8d603c74131568fb773e609cd8"
@@ -16030,16 +15935,6 @@ eth-url-parser@1.0.4:
     bignumber.js "^7.2.1"
     qs "^6.5.2"
 
-ethereum-common@0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/ethereum-common/-/ethereum-common-0.2.0.tgz#13bf966131cce1eeade62a1b434249bb4cb120ca"
-  integrity sha512-XOnAR/3rntJgbCdGhqdaLIxDLWKLmsZOGhHdBKadEr6gEnJLH52k93Ou+TUdFaPN3hJc3isBZBal3U/XZ15abA==
-
-ethereum-common@^0.0.18:
-  version "0.0.18"
-  resolved "https://registry.yarnpkg.com/ethereum-common/-/ethereum-common-0.0.18.tgz#2fdc3576f232903358976eb39da783213ff9523f"
-  integrity sha512-EoltVQTRNg2Uy4o84qpa2aXymXDJhxm7eos/ACOg0DG4baAbMjhbdAEsx9GeE8sC3XCxnYvrrzZDH8D8MtA2iQ==
-
 ethereum-cryptography@^0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/ethereum-cryptography/-/ethereum-cryptography-0.1.3.tgz#8d6143cfc3d74bf79bbd8edecdf29e4ae20dd191"
@@ -16084,65 +15979,6 @@ ethereumjs-abi@0.6.6:
     bn.js "^4.10.0"
     ethereumjs-util "^5.0.0"
 
-"ethereumjs-abi@git+https://github.com/ethereumjs/ethereumjs-abi.git":
-  version "0.6.8"
-  resolved "git+https://github.com/ethereumjs/ethereumjs-abi.git#ee3994657fa7a427238e6ba92a84d0b529bbcde0"
-  dependencies:
-    bn.js "^4.11.8"
-    ethereumjs-util "^6.0.0"
-
-ethereumjs-account@^2.0.3:
-  version "2.0.5"
-  resolved "https://registry.yarnpkg.com/ethereumjs-account/-/ethereumjs-account-2.0.5.tgz#eeafc62de544cb07b0ee44b10f572c9c49e00a84"
-  integrity sha512-bgDojnXGjhMwo6eXQC0bY6UK2liSFUSMwwylOmQvZbSl/D7NXQ3+vrGO46ZeOgjGfxXmgIeVNDIiHw7fNZM4VA==
-  dependencies:
-    ethereumjs-util "^5.0.0"
-    rlp "^2.0.0"
-    safe-buffer "^5.1.1"
-
-ethereumjs-block@^1.6.0:
-  version "1.7.1"
-  resolved "https://registry.yarnpkg.com/ethereumjs-block/-/ethereumjs-block-1.7.1.tgz#78b88e6cc56de29a6b4884ee75379b6860333c3f"
-  integrity sha512-B+sSdtqm78fmKkBq78/QLKJbu/4Ts4P2KFISdgcuZUPDm9x+N7qgBPIIFUGbaakQh8bzuquiRVbdmvPKqbILRg==
-  dependencies:
-    async "^2.0.1"
-    ethereum-common "0.2.0"
-    ethereumjs-tx "^1.2.2"
-    ethereumjs-util "^5.0.0"
-    merkle-patricia-tree "^2.1.2"
-
-ethereumjs-block@~2.2.0:
-  version "2.2.2"
-  resolved "https://registry.yarnpkg.com/ethereumjs-block/-/ethereumjs-block-2.2.2.tgz#c7654be7e22df489fda206139ecd63e2e9c04965"
-  integrity sha512-2p49ifhek3h2zeg/+da6XpdFR3GlqY3BIEiqxGF8j9aSRIgkb7M1Ky+yULBKJOu8PAZxfhsYA+HxUk2aCQp3vg==
-  dependencies:
-    async "^2.0.1"
-    ethereumjs-common "^1.5.0"
-    ethereumjs-tx "^2.1.1"
-    ethereumjs-util "^5.0.0"
-    merkle-patricia-tree "^2.1.2"
-
-ethereumjs-common@^1.1.0, ethereumjs-common@^1.5.0:
-  version "1.5.2"
-  resolved "https://registry.yarnpkg.com/ethereumjs-common/-/ethereumjs-common-1.5.2.tgz#2065dbe9214e850f2e955a80e650cb6999066979"
-  integrity sha512-hTfZjwGX52GS2jcVO6E2sx4YuFnf0Fhp5ylo4pEPhEffNln7vS59Hr5sLnp3/QCazFLluuBZ+FZ6J5HTp0EqCA==
-
-ethereumjs-tx@^1.2.2, ethereumjs-tx@^1.3.7:
-  version "1.3.7"
-  resolved "https://registry.yarnpkg.com/ethereumjs-tx/-/ethereumjs-tx-1.3.7.tgz#88323a2d875b10549b8347e09f4862b546f3d89a"
-  integrity sha512-wvLMxzt1RPhAQ9Yi3/HKZTn0FZYpnsmQdbKYfUUpi4j1SEIcbkd9tndVjcPrufY3V7j2IebOpC00Zp2P/Ay2kA==
-  dependencies:
-    ethereum-common "^0.0.18"
-    ethereumjs-util "^5.0.0"
-
-ethereumjs-tx@^2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/ethereumjs-tx/-/ethereumjs-tx-2.1.2.tgz#5dfe7688bf177b45c9a23f86cf9104d47ea35fed"
-  integrity sha512-zZEK1onCeiORb0wyCXUvg94Ve5It/K6GD1K+26KfFKodiBiS6d9lfCXlUKGBBdQ+bv7Day+JK0tj1K+BeNFRAw==
-  dependencies:
-    ethereumjs-common "^1.5.0"
-    ethereumjs-util "^6.0.0"
-
 ethereumjs-util@6.1.0:
   version "6.1.0"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.1.0.tgz#e9c51e5549e8ebd757a339cc00f5380507e799c8"
@@ -16156,7 +15992,7 @@ ethereumjs-util@6.1.0:
     safe-buffer "^5.1.1"
     secp256k1 "^3.0.1"
 
-ethereumjs-util@^5.0.0, ethereumjs-util@^5.1.1, ethereumjs-util@^5.1.2:
+ethereumjs-util@^5.0.0:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-5.2.1.tgz#a833f0e5fca7e5b361384dc76301a721f537bf65"
   integrity sha512-v3kT+7zdyCm1HIqWlLNrHGqHGLpGYIhjeHxQjnDXjLT2FyGJDsd3LWMYUo7pAFRrk86CR3nUJfhC81CCoJNNGQ==
@@ -16169,19 +16005,6 @@ ethereumjs-util@^5.0.0, ethereumjs-util@^5.1.1, ethereumjs-util@^5.1.2:
     rlp "^2.0.0"
     safe-buffer "^5.1.1"
 
-ethereumjs-util@^6.0.0:
-  version "6.2.1"
-  resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.2.1.tgz#fcb4e4dd5ceacb9d2305426ab1a5cd93e3163b69"
-  integrity sha512-W2Ktez4L01Vexijrm5EB6w7dg4n/TgpoYU4avuT5T3Vmnw/eCRtiBrJfQYS/DCSvDIOLn2k57GcHdeBcgVxAqw==
-  dependencies:
-    "@types/bn.js" "^4.11.3"
-    bn.js "^4.11.0"
-    create-hash "^1.1.2"
-    elliptic "^6.5.2"
-    ethereum-cryptography "^0.1.3"
-    ethjs-util "0.1.6"
-    rlp "^2.2.3"
-
 ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.8, ethereumjs-util@^7.1.2, ethereumjs-util@^7.1.5:
   version "7.1.5"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-7.1.5.tgz#9ecf04861e4fbbeed7465ece5f23317ad1129181"
@@ -16193,23 +16016,6 @@ ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.8, ethereumjs-util@^7.1.2, ethereu
     ethereum-cryptography "^0.1.3"
     rlp "^2.2.4"
 
-ethereumjs-vm@^2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/ethereumjs-vm/-/ethereumjs-vm-2.6.0.tgz#76243ed8de031b408793ac33907fb3407fe400c6"
-  integrity sha512-r/XIUik/ynGbxS3y+mvGnbOKnuLo40V5Mj1J25+HEO63aWYREIqvWeRO/hnROlMBE5WoniQmPmhiaN0ctiHaXw==
-  dependencies:
-    async "^2.1.2"
-    async-eventemitter "^0.2.2"
-    ethereumjs-account "^2.0.3"
-    ethereumjs-block "~2.2.0"
-    ethereumjs-common "^1.1.0"
-    ethereumjs-util "^6.0.0"
-    fake-merkle-patricia-tree "^1.0.1"
-    functional-red-black-tree "^1.0.1"
-    merkle-patricia-tree "^2.3.2"
-    rustbn.js "~0.2.0"
-    safe-buffer "^5.1.1"
-
 ethereumjs-wallet@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/ethereumjs-wallet/-/ethereumjs-wallet-1.0.2.tgz#2c000504b4c71e8f3782dabe1113d192522e99b6"
@@ -16739,13 +16545,6 @@ eyes@0.1.x:
   resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
   integrity sha1-Ys8SAjTGg3hdkCNIqADvPgzCC8A=
 
-fake-merkle-patricia-tree@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/fake-merkle-patricia-tree/-/fake-merkle-patricia-tree-1.0.1.tgz#4b8c3acfb520afadf9860b1f14cd8ce3402cddd3"
-  integrity sha1-S4w6z7Ugr635hgsfFM2M40As3dM=
-  dependencies:
-    checkpoint-store "^1.1.0"
-
 fancy-log@^1.3.2:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/fancy-log/-/fancy-log-1.3.3.tgz#dbc19154f558690150a23953a0adbd035be45fc7"
@@ -16912,13 +16711,6 @@ fecha@^4.2.0:
   resolved "https://registry.yarnpkg.com/fecha/-/fecha-4.2.3.tgz#4d9ccdbc61e8629b259fdca67e65891448d569fd"
   integrity sha512-OP2IUU6HeYKJi3i0z4A19kHMQoLVs4Hc+DPqqxI2h/DPZHTm/vjsfC6P0b4jCMy14XizLBqvndQ+UilD7707Jw==
 
-fetch-ponyfill@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/fetch-ponyfill/-/fetch-ponyfill-4.1.0.tgz#ae3ce5f732c645eab87e4ae8793414709b239893"
-  integrity sha1-rjzl9zLGReq4fkroeTQUcJsjmJM=
-  dependencies:
-    node-fetch "~1.7.1"
-
 figures@^3.0.0, figures@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-3.2.0.tgz#625c18bd293c604dc4a8ddb2febf0c88341746af"
@@ -18396,11 +18188,6 @@ image-to-base64@^2.2.0:
   dependencies:
     node-fetch "^2.6.0"
 
-immediate@^3.2.3:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.3.0.tgz#1aef225517836bcdf7f2a2de2600c79ff0269266"
-  integrity sha512-HR7EVodfFUdQCTIeySw+WDRFJlPcLOJbXfwwZ7Oom6tjsvZ3bOkCDJHehQC3nxJrv7+f9XecwazynjU8e4Vw3Q==
-
 immediate@~3.0.5:
   version "3.0.6"
   resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.0.6.tgz#9db1dbd0faf8de6fbe0f5dd5e56bb606280de69b"
@@ -19886,14 +19673,6 @@ json-parse-even-better-errors@^3.0.0:
   resolved "https://registry.yarnpkg.com/json-parse-even-better-errors/-/json-parse-even-better-errors-3.0.0.tgz#2cb2ee33069a78870a0c7e3da560026b89669cf7"
   integrity sha512-iZbGHafX/59r39gPwVPRBGw0QQKnA7tte5pSMrhWOW7swGsVvVTjmfyAV9pNqk8YGT7tRCdxRu8uzcgZwoDooA==
 
-json-rpc-engine@^5.1.3:
-  version "5.4.0"
-  resolved "https://registry.yarnpkg.com/json-rpc-engine/-/json-rpc-engine-5.4.0.tgz#75758609d849e1dba1e09021ae473f3ab63161e5"
-  integrity sha512-rAffKbPoNDjuRnXkecTjnsE3xLLrb00rEkdgalINhaYVYIxDwWtvYBr9UFbhTvPB1B2qUOLoFd/cV6f4Q7mh7g==
-  dependencies:
-    eth-rpc-errors "^3.0.0"
-    safe-event-emitter "^1.0.1"
-
 json-rpc-engine@^6.1.0:
   version "6.1.0"
   resolved "https://registry.yarnpkg.com/json-rpc-engine/-/json-rpc-engine-6.1.0.tgz#bf5ff7d029e1c1bf20cb6c0e9f348dcd8be5a393"
@@ -19954,13 +19733,6 @@ json-stable-stringify-without-jsonify@^1.0.1:
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
   integrity sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=
 
-json-stable-stringify@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz#9a759d39c5f2ff503fd5300646ed445f88c4f9af"
-  integrity sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=
-  dependencies:
-    jsonify "~0.0.0"
-
 json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
@@ -20246,11 +20018,6 @@ level-blobs@^0.1.7:
     once "^1.3.0"
     readable-stream "^1.0.26-4"
 
-level-codec@~7.0.0:
-  version "7.0.1"
-  resolved "https://registry.yarnpkg.com/level-codec/-/level-codec-7.0.1.tgz#341f22f907ce0f16763f24bddd681e395a0fb8a7"
-  integrity sha512-Ua/R9B9r3RasXdRmOtd+t9TCOEIIlts+TN/7XTT2unhDaL6sJn83S3rUyljbr6lVtw49N3/yA0HHjpV6Kzb2aQ==
-
 level-concat-iterator@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/level-concat-iterator/-/level-concat-iterator-3.1.0.tgz#5235b1f744bc34847ed65a50548aa88d22e881cf"
@@ -20258,20 +20025,6 @@ level-concat-iterator@^3.0.0:
   dependencies:
     catering "^2.1.0"
 
-level-errors@^1.0.3:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.1.2.tgz#4399c2f3d3ab87d0625f7e3676e2d807deff404d"
-  integrity sha512-Sw/IJwWbPKF5Ai4Wz60B52yj0zYeqzObLh8k1Tk88jVmD51cJSKWSYpRyhVIvFzZdvsPqlH5wfhp/yxdsaQH4w==
-  dependencies:
-    errno "~0.1.1"
-
-level-errors@~1.0.3:
-  version "1.0.5"
-  resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.0.5.tgz#83dbfb12f0b8a2516bdc9a31c4876038e227b859"
-  integrity sha512-/cLUpQduF6bNrWuAC4pwtUKA5t669pCsCi2XbmojG2tFeOr9j6ShtdDCtFFQO1DRt+EVZhx9gPzP9G2bUaG4ig==
-  dependencies:
-    errno "~0.1.1"
-
 level-filesystem@^1.0.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/level-filesystem/-/level-filesystem-1.2.0.tgz#a00aca9919c4a4dfafdca6a8108d225aadff63b3"
@@ -20306,16 +20059,6 @@ level-fix-range@~1.0.2:
   dependencies:
     string-range "~1.2"
 
-level-iterator-stream@~1.3.0:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-1.3.1.tgz#e43b78b1a8143e6fa97a4f485eb8ea530352f2ed"
-  integrity sha1-5Dt4sagUPm+pek9IXrjqUwNS8u0=
-  dependencies:
-    inherits "^2.0.1"
-    level-errors "^1.0.3"
-    readable-stream "^1.0.33"
-    xtend "^4.0.0"
-
 level-peek@1.0.6, level-peek@^1.0.6:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/level-peek/-/level-peek-1.0.6.tgz#bec51c72a82ee464d336434c7c876c3fcbcce77f"
@@ -20351,14 +20094,6 @@ level-transcoder@^1.0.1:
     buffer "^6.0.3"
     module-error "^1.0.1"
 
-level-ws@0.0.0:
-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-0.0.0.tgz#372e512177924a00424b0b43aef2bb42496d228b"
-  integrity sha1-Ny5RIXeSSgBCSwtDrvK7QkltIos=
-  dependencies:
-    readable-stream "~1.0.15"
-    xtend "~2.1.1"
-
 leveldown@6.1.0:
   version "6.1.0"
   resolved "https://registry.yarnpkg.com/leveldown/-/leveldown-6.1.0.tgz#7ab1297706f70c657d1a72b31b40323aa612b9ee"
@@ -20381,19 +20116,6 @@ levelup@^0.18.2:
     semver "~2.3.1"
     xtend "~3.0.0"
 
-levelup@^1.2.1:
-  version "1.3.9"
-  resolved "https://registry.yarnpkg.com/levelup/-/levelup-1.3.9.tgz#2dbcae845b2bb2b6bea84df334c475533bbd82ab"
-  integrity sha512-VVGHfKIlmw8w1XqpGOAGwq6sZm2WwWLmlDcULkKWQXEA5EopA8OBNJ2Ck2v6bdk8HeEZSbCSEgzXadyQFm76sQ==
-  dependencies:
-    deferred-leveldown "~1.2.1"
-    level-codec "~7.0.0"
-    level-errors "~1.0.3"
-    level-iterator-stream "~1.3.0"
-    prr "~1.0.1"
-    semver "~5.4.1"
-    xtend "~4.0.0"
-
 leven@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/leven/-/leven-3.1.0.tgz#77891de834064cccba82ae7842bb6b14a13ed7f2"
@@ -20847,7 +20569,7 @@ lru-cache@^7.14.1:
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-7.18.3.tgz#f793896e0fd0e954a59dfdd82f0773808df6aa89"
   integrity sha512-jumlc0BIUrS3qJGgIkWZsyfAM7NCWiBcCDhnd+3NNM5KbBmLTgHVfWBcg6W+rLUsIpzpERPsvwUP7CckAQSOoA==
 
-ltgt@^2.1.3, ltgt@~2.2.0:
+ltgt@^2.1.3:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ltgt/-/ltgt-2.2.1.tgz#f35ca91c493f7b73da0e07495304f17b31f87ee5"
   integrity sha1-81ypHEk/e3PaDgdJUwTxezH4fuU=
@@ -21001,18 +20723,6 @@ mem@^4.0.0:
     mimic-fn "^2.0.0"
     p-is-promise "^2.0.0"
 
-memdown@^1.0.0:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/memdown/-/memdown-1.4.1.tgz#b4e4e192174664ffbae41361aa500f3119efe215"
-  integrity sha1-tOThkhdGZP+65BNhqlAPMRnv4hU=
-  dependencies:
-    abstract-leveldown "~2.7.1"
-    functional-red-black-tree "^1.0.1"
-    immediate "^3.2.3"
-    inherits "~2.0.1"
-    ltgt "~2.2.0"
-    safe-buffer "~5.1.1"
-
 memfs@^3.4.1, memfs@^3.4.12:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/memfs/-/memfs-3.6.0.tgz#d7a2110f86f79dd950a8b6df6d57bc984aa185f6"
@@ -21054,20 +20764,6 @@ merge2@^1.3.0, merge2@^1.4.1:
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
   integrity sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==
 
-merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2.3.2:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-2.3.2.tgz#982ca1b5a0fde00eed2f6aeed1f9152860b8208a"
-  integrity sha512-81PW5m8oz/pz3GvsAwbauj7Y00rqm81Tzad77tHBwU7pIAtN+TJnMSOJhxBKflSVYhptMMb9RskhqHqrSm1V+g==
-  dependencies:
-    async "^1.4.2"
-    ethereumjs-util "^5.0.0"
-    level-ws "0.0.0"
-    levelup "^1.2.1"
-    memdown "^1.0.0"
-    readable-stream "^2.0.0"
-    rlp "^2.0.0"
-    semaphore ">=1.0.1"
-
 mersenne-twister@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/mersenne-twister/-/mersenne-twister-1.1.0.tgz#f916618ee43d7179efcf641bec4531eb9670978a"
@@ -21970,7 +21666,7 @@ node-fetch-native@^1.4.0, node-fetch-native@^1.4.1:
   resolved "https://registry.yarnpkg.com/node-fetch-native/-/node-fetch-native-1.6.1.tgz#f95c74917d3cebc794cdae0cd2a9c7594aad0cb4"
   integrity sha512-bW9T/uJDPAJB2YNYEpWzE54U5O3MQidXsOyTfnbKYtTtFexRvGzb1waphBN4ZwP6EcIvYYEOwW0b72BpAqydTw==
 
-node-fetch@2.6.7, node-fetch@^2.0.0, node-fetch@^2.2.0, node-fetch@^2.6.0, node-fetch@^2.6.1, node-fetch@^2.6.12, node-fetch@^2.6.7, node-fetch@^2.7.0, node-fetch@~1.7.1:
+node-fetch@2.6.7, node-fetch@^2.0.0, node-fetch@^2.2.0, node-fetch@^2.6.0, node-fetch@^2.6.1, node-fetch@^2.6.12, node-fetch@^2.6.7, node-fetch@^2.7.0:
   version "2.6.7"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.7.tgz#24de9fba827e3b4ae44dc8b20256a379160052ad"
   integrity sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==
@@ -22344,11 +22040,6 @@ object-keys@~0.2.0:
     indexof "~0.0.1"
     is "~0.2.6"
 
-object-keys@~0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-0.4.0.tgz#28a6aae7428dd2c3a92f3d95f21335dd204e0336"
-  integrity sha1-KKaq50KN0sOpLz2V8hM13SBOAzY=
-
 object.assign@^4.1.0, object.assign@^4.1.2, object.assign@^4.1.4:
   version "4.1.4"
   resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.4.tgz#9673c7c7c351ab8c4d0b516f4343ebf4dfb7799f"
@@ -24981,7 +24672,7 @@ readable-stream@2.3.7:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-readable-stream@^1.0.26-4, readable-stream@^1.0.31, readable-stream@^1.0.33:
+readable-stream@^1.0.26-4, readable-stream@^1.0.31:
   version "1.1.14"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
   integrity sha1-fPTFTvZI44EwhMY23SB54WbAgdk=
@@ -25015,7 +24706,7 @@ readable-stream@^2.0.0, readable-stream@^2.0.2, readable-stream@^2.0.5, readable
     process "^0.11.10"
     string_decoder "^1.3.0"
 
-readable-stream@~1.0.15, readable-stream@~1.0.26, readable-stream@~1.0.26-4, readable-stream@~1.0.31:
+readable-stream@~1.0.26, readable-stream@~1.0.26-4, readable-stream@~1.0.31:
   version "1.0.34"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
   integrity sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=
@@ -25533,7 +25224,7 @@ ripemd160@^2.0.0, ripemd160@^2.0.1:
     hash-base "^3.0.0"
     inherits "^2.0.1"
 
-rlp@^2.0.0, rlp@^2.2.3, rlp@^2.2.4, rlp@^2.2.6:
+rlp@^2.0.0, rlp@^2.2.4, rlp@^2.2.6:
   version "2.2.7"
   resolved "https://registry.yarnpkg.com/rlp/-/rlp-2.2.7.tgz#33f31c4afac81124ac4b283e2bd4d9720b30beaf"
   integrity sha512-d5gdPmgQ0Z+AklL2NVXr/IoSjNZFfTVvQWzL/AM2AOcSzYP2xjlb0AC8YyCLc41MSNf6P6QVtjgPdmVtzb+4lQ==
@@ -25598,11 +25289,6 @@ run-parallel@^1.1.2, run-parallel@^1.1.9:
   dependencies:
     queue-microtask "^1.2.2"
 
-rustbn.js@~0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/rustbn.js/-/rustbn.js-0.2.0.tgz#8082cb886e707155fd1cb6f23bd591ab8d55d0ca"
-  integrity sha512-4VlvkRUuCJvr2J6Y0ImW7NvTCriMi7ErOAqWk1y69vAdoNIzCF3yPmgeNzx+RQTLEDFq5sHfscn1MwHxP9hNfA==
-
 rxjs@6, rxjs@^6.6.7:
   version "6.6.7"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.6.7.tgz#90ac018acabf491bf65044235d5863c4dab804c9"
@@ -25772,11 +25458,6 @@ selenium-webdriver@^3.6.0:
     tmp "0.0.30"
     xml2js "^0.4.17"
 
-semaphore@>=1.0.1:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/semaphore/-/semaphore-1.1.0.tgz#aaad8b86b20fe8e9b32b16dc2ee682a8cd26a8aa"
-  integrity sha512-O4OZEaNtkMd/K0i6js9SL+gqy0ZCBMgUvlSqHKi4IBdjhe7wB8pwztUk1BbZ1fmrvpwFrPbHzqd2w5pTcJH6LA==
-
 semver-compare@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/semver-compare/-/semver-compare-1.0.0.tgz#0dee216a1c941ab37e9efb1788f6afc5ff5537fc"
@@ -25816,11 +25497,6 @@ semver@~5.3.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
   integrity sha512-mfmm3/H9+67MCVix1h+IXTpDwL6710LyHuk7+cWC9T1mE0qz4iHhh6r4hU2wrIT9iTsAAC2XQRvfblL028cpLw==
 
-semver@~5.4.1:
-  version "5.4.1"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
-  integrity sha512-WfG/X9+oATh81XtllIo/I8gOiY9EXRdv1cQdyykeXK17YcUW3EXUAi2To4pcH6nZtJPr7ZOpM5OMyWJZm+8Rsg==
-
 send@0.18.0:
   version "0.18.0"
   resolved "https://registry.yarnpkg.com/send/-/send-0.18.0.tgz#670167cc654b05f5aa4a767f9113bb371bc706be"
@@ -28995,13 +28671,6 @@ xtend@~2.0.4:
     is-object "~0.1.2"
     object-keys "~0.2.0"
 
-xtend@~2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.1.2.tgz#6efecc2a4dad8e6962c4901b337ce7ba87b5d28b"
-  integrity sha1-bv7MKk2tjmlixJAbM3znuoe10os=
-  dependencies:
-    object-keys "~0.4.0"
-
 xtend@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-3.0.0.tgz#5cce7407baf642cba7becda568111c493f59665a"