diff --git a/contracts/lever/package-lock.json b/contracts/lever/package-lock.json
index 9e82539..465154a 100644
--- a/contracts/lever/package-lock.json
+++ b/contracts/lever/package-lock.json
@@ -3122,6 +3122,14 @@
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 			"integrity": "sha1-JuYe0UIvtw3ULm42cp7VHYVf6Nk="
 		},
+		"bufferutil": {
+			"version": "4.0.3",
+			"resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.3.tgz",
+			"integrity": "sha512-yEYTwGndELGvfXsImMBLop58eaGW+YdONi1fNjTINSY98tmMmFijBG6WXgdkfuLNt4imzQNtIE+eBp1PVpMCSw==",
+			"requires": {
+				"node-gyp-build": "^4.2.0"
+			}
+		},
 		"builtins": {
 			"version": "1.0.3",
 			"resolved": "https://npm.titans.finance/builtins/-/builtins-1.0.3.tgz",
@@ -5658,15 +5666,24 @@
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 		},
 		"handlebars": {
-			"version": "4.5.3",
-			"resolved": "https://npm.titans.finance/handlebars/-/handlebars-4.5.3.tgz",
-			"integrity": "sha512-3yPecJoJHK/4c6aZhSvxOyG4vJKDshV36VHp0iVCDVh7o9w2vwi3NSnL2MMPj3YdduqaBcu7cGbggJQM0br9xA==",
+			"version": "4.7.7",
+			"resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
+			"integrity": "sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==",
 			"dev": true,
 			"requires": {
+				"minimist": "^1.2.5",
 				"neo-async": "^2.6.0",
-				"optimist": "^0.6.1",
 				"source-map": "^0.6.1",
-				"uglify-js": "^3.1.4"
+				"uglify-js": "^3.1.4",
+				"wordwrap": "^1.0.0"
+			},
+			"dependencies": {
+				"minimist": {
+					"version": "1.2.5",
+					"resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+					"integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+					"dev": true
+				}
 			}
 		},
 		"har-schema": {
@@ -6880,6 +6897,11 @@
 				"safe-buffer": "^5.1.1"
 			}
 		},
+		"node-gyp-build": {
+			"version": "4.2.3",
+			"resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.2.3.tgz",
+			"integrity": "sha512-MN6ZpzmfNCRM+3t57PTJHgHyw/h4OWnZ6mR8P5j/uZtqQr46RRuDE/P+g3n0YR/AiYXeWixZZzaip77gdICfRg=="
+		},
 		"node-hid": {
 			"version": "0.7.9",
 			"resolved": "https://npm.titans.finance/node-hid/-/node-hid-0.7.9.tgz",
@@ -7153,24 +7175,6 @@
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 		},
-		"optimist": {
-			"version": "0.6.1",
-			"resolved": "https://npm.titans.finance/optimist/-/optimist-0.6.1.tgz",
-			"integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-			"dev": true,
-			"requires": {
-				"minimist": "~0.0.1",
-				"wordwrap": "~0.0.2"
-			},
-			"dependencies": {
-				"wordwrap": {
-					"version": "0.0.3",
-					"resolved": "https://npm.titans.finance/wordwrap/-/wordwrap-0.0.3.tgz",
-					"integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
-					"dev": true
-				}
-			}
-		},
 		"optionator": {
 			"version": "0.8.3",
 			"resolved": "https://npm.titans.finance/optionator/-/optionator-0.8.3.tgz",
@@ -9740,6 +9744,14 @@
 					"resolved": "https://npm.titans.finance/bn.js/-/bn.js-4.11.8.tgz",
 					"integrity": "sha512-ItfYfPLkWHUjckQCk8xC+LwxgK8NYcXywGigJgSwOP8Y2iyWT4f2vsZnoOXTTbo+o5yXmIUJ4gn5538SO5S3gA=="
 				},
+				"debug": {
+					"version": "2.6.9",
+					"resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+					"integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+					"requires": {
+						"ms": "2.0.0"
+					}
+				},
 				"eth-lib": {
 					"version": "0.2.7",
 					"resolved": "https://npm.titans.finance/eth-lib/-/eth-lib-0.2.7.tgz",
@@ -9984,6 +9996,19 @@
 						"underscore": "1.9.1",
 						"web3-core-helpers": "1.2.1",
 						"websocket": "github:web3-js/WebSocket-Node#polyfill/globalThis"
+					},
+					"dependencies": {
+						"websocket": {
+							"version": "github:web3-js/WebSocket-Node#ef5ea2f41daf4a2113b80c9223df884b4d56c400",
+							"from": "github:web3-js/WebSocket-Node#polyfill/globalThis",
+							"requires": {
+								"debug": "^2.2.0",
+								"es5-ext": "^0.10.50",
+								"nan": "^2.14.0",
+								"typedarray-to-buffer": "^3.1.5",
+								"yaeti": "^0.0.6"
+							}
+						}
 					}
 				},
 				"web3-shh": {
@@ -10010,6 +10035,19 @@
 						"underscore": "1.9.1",
 						"utf8": "3.0.0"
 					}
+				},
+				"websocket": {
+					"version": "1.0.34",
+					"resolved": "https://registry.npmjs.org/websocket/-/websocket-1.0.34.tgz",
+					"integrity": "sha512-PRDso2sGwF6kM75QykIesBijKSVceR6jL2G8NGYyq2XrItNC2P5/qL5XeR056GhA+Ly7JMFvJb9I312mJfmqnQ==",
+					"requires": {
+						"bufferutil": "^4.0.1",
+						"debug": "^2.2.0",
+						"es5-ext": "^0.10.50",
+						"typedarray-to-buffer": "^3.1.5",
+						"utf-8-validate": "^5.0.2",
+						"yaeti": "^0.0.6"
+					}
 				}
 			}
 		},
@@ -10654,6 +10692,14 @@
 				}
 			}
 		},
+		"utf-8-validate": {
+			"version": "5.0.5",
+			"resolved": "https://registry.npmjs.org/utf-8-validate/-/utf-8-validate-5.0.5.tgz",
+			"integrity": "sha512-+pnxRYsS/axEpkrrEpzYfNZGXp0IjC/9RIxwM5gntY4Koi8SHmUGSfxfWqxZdRxrtaoVstuOzUp/rbs3JSPELQ==",
+			"requires": {
+				"node-gyp-build": "^4.2.0"
+			}
+		},
 		"utf8": {
 			"version": "3.0.0",
 			"resolved": "https://npm.titans.finance/utf8/-/utf8-3.0.0.tgz",