diff --git a/gnosis/1155-to-20/package-lock.json b/gnosis/1155-to-20/package-lock.json
index 3a2fbb07..6595ce69 100644
--- a/gnosis/1155-to-20/package-lock.json
+++ b/gnosis/1155-to-20/package-lock.json
@@ -1927,12 +1927,6 @@
       "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==",
       "dev": true
     },
-    "buffer-to-arraybuffer": {
-      "version": "0.0.5",
-      "resolved": "https://registry.npmjs.org/buffer-to-arraybuffer/-/buffer-to-arraybuffer-0.0.5.tgz",
-      "integrity": "sha1-YGSkD6dutDxyOrqe+PbhIW0QURo=",
-      "dev": true
-    },
     "buffer-xor": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz",
@@ -3003,9 +2997,9 @@
       }
     },
     "ethereum-bloom-filters": {
-      "version": "1.0.9",
-      "resolved": "https://registry.npmjs.org/ethereum-bloom-filters/-/ethereum-bloom-filters-1.0.9.tgz",
-      "integrity": "sha512-GiK/RQkAkcVaEdxKVkPcG07PQ5vD7v2MFSHgZmBJSfMzNRHimntdBithsHAT89tAXnIpzVDWt8iaCD1DvkaxGg==",
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/ethereum-bloom-filters/-/ethereum-bloom-filters-1.0.10.tgz",
+      "integrity": "sha512-rxJ5OFN3RwjQxDcFP2Z5+Q9ho4eIdEmSc2ht0fCu8Se9nbXjZ7/031uXoUYJ87KHCOdVeiUuwSnoS7hmYAGVHA==",
       "dev": true,
       "requires": {
         "js-sha3": "^0.8.0"
@@ -4709,9 +4703,9 @@
       }
     },
     "minimist": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+      "version": "1.2.6",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.6.tgz",
+      "integrity": "sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==",
       "dev": true
     },
     "mocha": {
@@ -5480,23 +5474,6 @@
         "safe-buffer": "^5.0.1"
       }
     },
-    "simple-concat": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz",
-      "integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q==",
-      "dev": true
-    },
-    "simple-get": {
-      "version": "2.8.1",
-      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-2.8.1.tgz",
-      "integrity": "sha512-lSSHRSw3mQNUGPAYRqo7xy9dhKmxFXIjLjp4KHpf99GEH2VH7C3AM+Qfx6du6jhfUi6Vm7XnbEVEf7Wb6N8jRw==",
-      "dev": true,
-      "requires": {
-        "decompress-response": "^3.3.0",
-        "once": "^1.3.1",
-        "simple-concat": "^1.0.0"
-      }
-    },
     "slash": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
@@ -5902,12 +5879,6 @@
         "through": "^2.3.8"
       }
     },
-    "underscore": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.9.1.tgz",
-      "integrity": "sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg==",
-      "dev": true
-    },
     "universalify": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
@@ -5938,12 +5909,6 @@
         "prepend-http": "^2.0.0"
       }
     },
-    "url-set-query": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/url-set-query/-/url-set-query-1.0.0.tgz",
-      "integrity": "sha1-AW6M/Xwg7gXK/neV6JK9BwL6ozk=",
-      "dev": true
-    },
     "url-to-options": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/url-to-options/-/url-to-options-1.0.1.tgz",
@@ -5993,30 +5958,48 @@
       }
     },
     "web3-utils": {
-      "version": "1.3.4",
-      "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.3.4.tgz",
-      "integrity": "sha512-/vC2v0MaZNpWooJfpRw63u0Y3ag2gNjAWiLtMSL6QQLmCqCy4SQIndMt/vRyx0uMoeGt1YTwSXEcHjUzOhLg0A==",
+      "version": "1.7.3",
+      "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.7.3.tgz",
+      "integrity": "sha512-g6nQgvb/bUpVUIxJE+ezVN+rYwYmlFyMvMIRSuqpi1dk6ApDD00YNArrk7sPcZnjvxOJ76813Xs2vIN2rgh4lg==",
       "dev": true,
       "requires": {
         "bn.js": "^4.11.9",
-        "eth-lib": "0.2.8",
         "ethereum-bloom-filters": "^1.0.6",
+        "ethereumjs-util": "^7.1.0",
         "ethjs-unit": "0.1.6",
         "number-to-bn": "1.7.0",
         "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==",
+        "@types/bn.js": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-5.1.0.tgz",
+          "integrity": "sha512-QSSVYj7pYFN49kW77o2s9xTCwZ8F2xLbjLLSEVh8D2F4JUhZtPAGOFLTD+ffqksBx/u4cE/KImFjyhqCjn/LIA==",
+          "dev": true,
+          "requires": {
+            "@types/node": "*"
+          }
+        },
+        "ethereumjs-util": {
+          "version": "7.1.4",
+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-7.1.4.tgz",
+          "integrity": "sha512-p6KmuPCX4mZIqsQzXfmSx9Y0l2hqf+VkAiwSisW3UKUFdk8ZkAt+AYaor83z2nSi6CU2zSsXMlD80hAbNEGM0A==",
           "dev": true,
           "requires": {
-            "bn.js": "^4.11.6",
-            "elliptic": "^6.4.0",
-            "xhr-request-promise": "^0.1.2"
+            "@types/bn.js": "^5.1.0",
+            "bn.js": "^5.1.2",
+            "create-hash": "^1.1.2",
+            "ethereum-cryptography": "^0.1.3",
+            "rlp": "^2.2.4"
+          },
+          "dependencies": {
+            "bn.js": {
+              "version": "5.2.0",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-5.2.0.tgz",
+              "integrity": "sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw==",
+              "dev": true
+            }
           }
         }
       }
@@ -6147,30 +6130,6 @@
         "xtend": "^4.0.0"
       }
     },
-    "xhr-request": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/xhr-request/-/xhr-request-1.1.0.tgz",
-      "integrity": "sha512-Y7qzEaR3FDtL3fP30k9wO/e+FBnBByZeybKOhASsGP30NIkRAAkKD/sCnLvgEfAIEC1rcmK7YG8f4oEnIrrWzA==",
-      "dev": true,
-      "requires": {
-        "buffer-to-arraybuffer": "^0.0.5",
-        "object-assign": "^4.1.1",
-        "query-string": "^5.0.1",
-        "simple-get": "^2.7.0",
-        "timed-out": "^4.0.1",
-        "url-set-query": "^1.0.0",
-        "xhr": "^2.0.4"
-      }
-    },
-    "xhr-request-promise": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/xhr-request-promise/-/xhr-request-promise-0.1.3.tgz",
-      "integrity": "sha512-YUBytBsuwgitWtdRzXDDkWAXzhdGB8bYm0sSzMPZT7Z2MBjMSTHFsyCT1yCRATY+XC69DUrQraRAEgcoCRaIPg==",
-      "dev": true,
-      "requires": {
-        "xhr-request": "^1.1.0"
-      }
-    },
     "xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",