diff --git a/package-lock.json b/package-lock.json
index 1a42a64..dad081d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,14 +37,21 @@
       "integrity": "sha512-e5pEa2kBnBOgR4Y/p20pskXI74UEz7de8ZGVo58asOtvSVG5YAbJeELPZxOmt+Bnz3rX753YKhfIn4X4l1PPRQ=="
     },
     "ajv": {
-      "version": "6.10.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
-      "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+        }
       }
     },
     "ansi-escapes": {
@@ -142,6 +149,11 @@
         "tweetnacl": "^0.14.3"
       }
     },
+    "bech32": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/bech32/-/bech32-1.1.4.tgz",
+      "integrity": "sha512-s0IrSOzLlbvX7yp4WBfPITzpAU8sqQcpsmwXDiKwrG4r491vwCO/XpejasRNl0piBMe/DvP4Tz0mIS/X1DPJBQ=="
+    },
     "bindings": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
@@ -150,6 +162,27 @@
         "file-uri-to-path": "1.0.0"
       }
     },
+    "bip32": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/bip32/-/bip32-2.0.6.tgz",
+      "integrity": "sha512-HpV5OMLLGTjSVblmrtYRfFFKuQB+GArM0+XP8HGWfJ5vxYBqo+DesvJwOdC2WJ3bCkZShGf0QIfoIpeomVzVdA==",
+      "requires": {
+        "@types/node": "10.12.18",
+        "bs58check": "^2.1.1",
+        "create-hash": "^1.2.0",
+        "create-hmac": "^1.1.7",
+        "tiny-secp256k1": "^1.1.3",
+        "typeforce": "^1.11.5",
+        "wif": "^2.0.6"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "10.12.18",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-10.12.18.tgz",
+          "integrity": "sha512-fh+pAqt4xRzPfqA6eh3Z2y6fyZavRIumvjhaCL753+TVkGKGhpPeyrJG2JftD0T9q4GF00KjefsQ+PQNDdWQaQ=="
+        }
+      }
+    },
     "bip39": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/bip39/-/bip39-3.0.2.tgz",
@@ -552,6 +585,18 @@
         "vary": "^1"
       }
     },
+    "cosmos-lib": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/cosmos-lib/-/cosmos-lib-1.1.0.tgz",
+      "integrity": "sha512-fqtPPCHNpkMSW7/yYUj3SLfsC3UWj5xQ75exbY7cPT1S6xhF/U8XMZ5sTS3vP+q5hDaxwaimQBwCGLzpL3SgVg==",
+      "requires": {
+        "bech32": "^1.1.3",
+        "bip32": "^2.0.3",
+        "bip39": "^3.0.2",
+        "ripemd160": "^2.0.2",
+        "secp256k1": "^3.7.1"
+      }
+    },
     "create-ecdh": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/create-ecdh/-/create-ecdh-4.0.3.tgz",
@@ -1135,11 +1180,6 @@
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
       "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
     },
-    "fast-deep-equal": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk="
-    },
     "fast-json-stable-stringify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
@@ -2216,6 +2256,31 @@
         }
       }
     },
+    "request-promise-core": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/request-promise-core/-/request-promise-core-1.1.4.tgz",
+      "integrity": "sha512-TTbAfBBRdWD7aNNOoVOBH4pN/KigV6LyapYNNlAPA8JwbovRti1E88m3sYAwsLi5ryhPKsE9APwnjFTgdUjTpw==",
+      "requires": {
+        "lodash": "^4.17.19"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.21",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+          "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+        }
+      }
+    },
+    "request-promise-native": {
+      "version": "1.0.9",
+      "resolved": "https://registry.npmjs.org/request-promise-native/-/request-promise-native-1.0.9.tgz",
+      "integrity": "sha512-wcW+sIUiWnKgNY0dqCpOZkUbF/I+YPi+f09JZIDa39Ec+q82CpSYniDp+ISgTTbKmnpJWASeJBPZmoxH84wt3g==",
+      "requires": {
+        "request-promise-core": "1.1.4",
+        "stealthy-require": "^1.1.1",
+        "tough-cookie": "^2.3.3"
+      }
+    },
     "require-directory": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
@@ -2471,6 +2536,11 @@
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
       "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
     },
+    "stealthy-require": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/stealthy-require/-/stealthy-require-1.1.1.tgz",
+      "integrity": "sha1-NbCYdbT/SfJqd35QmzCQoyJr8ks="
+    },
     "strict-uri-encode": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-1.1.0.tgz",
@@ -2636,6 +2706,18 @@
       "resolved": "https://registry.npmjs.org/timed-out/-/timed-out-4.0.1.tgz",
       "integrity": "sha1-8y6srFoXW+ol1/q1Zas+2HQe9W8="
     },
+    "tiny-secp256k1": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/tiny-secp256k1/-/tiny-secp256k1-1.1.6.tgz",
+      "integrity": "sha512-FmqJZGduTyvsr2cF3375fqGHUovSwDi/QytexX1Se4BPuPZpTE5Ftp5fg+EFSuEf3lhZqgCRjEG3ydUQ/aNiwA==",
+      "requires": {
+        "bindings": "^1.3.0",
+        "bn.js": "^4.11.8",
+        "create-hmac": "^1.1.7",
+        "elliptic": "^6.4.0",
+        "nan": "^2.13.2"
+      }
+    },
     "tmp": {
       "version": "0.0.33",
       "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.0.33.tgz",
@@ -2720,6 +2802,11 @@
         "is-typedarray": "^1.0.0"
       }
     },
+    "typeforce": {
+      "version": "1.18.0",
+      "resolved": "https://registry.npmjs.org/typeforce/-/typeforce-1.18.0.tgz",
+      "integrity": "sha512-7uc1O8h1M1g0rArakJdf0uLRSSgFcYexrVoKo+bzJd32gd4gDy2L/Z+8/FjPnU9ydY3pEnVPtr9FyscYY60K1g=="
+    },
     "ultron": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz",
@@ -3118,6 +3205,14 @@
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
+    "wif": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/wif/-/wif-2.0.6.tgz",
+      "integrity": "sha1-CNP1IFbGZnkplyb63g1DKudLRwQ=",
+      "requires": {
+        "bs58check": "<3.0.0"
+      }
+    },
     "wrap-ansi": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
diff --git a/yarn.lock b/yarn.lock
index 894d830..71f1c69 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -53,11 +53,11 @@ aes-js@^3.1.1:
   integrity sha512-e5pEa2kBnBOgR4Y/p20pskXI74UEz7de8ZGVo58asOtvSVG5YAbJeELPZxOmt+Bnz3rX753YKhfIn4X4l1PPRQ==
 
 ajv@^6.5.5:
-  version "6.10.2"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.10.2.tgz#d3cea04d6b017b2894ad69040fec8b623eb4bd52"
-  integrity sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==
+  version "6.12.6"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
+  integrity sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==
   dependencies:
-    fast-deep-equal "^2.0.1"
+    fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
@@ -1556,15 +1556,15 @@ fancy-log@^1.3.2:
     parse-node-version "^1.0.0"
     time-stamp "^1.0.0"
 
-fast-deep-equal@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz#7b05218ddf9667bf7f370bf7fdb2cb15fdd0aa49"
-  integrity sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=
+fast-deep-equal@^3.1.1:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
+  integrity sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==
 
 fast-json-stable-stringify@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz#d5142c0caee6b1189f87d3a76111064f86c8bbf2"
-  integrity sha1-1RQsDK7msRifh9OnYREGT4bIu/I=
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
+  integrity sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw==
 
 fd-slicer@~1.1.0:
   version "1.1.0"
@@ -4583,9 +4583,9 @@ upath@^1.1.1:
   integrity sha512-kXpym8nmDmlCBr7nKdIx8P2jNBa+pBpIUFRnKJ4dr8htyYGJFokkr2ZvERRtUN+9SY+JqXouNgUPtv6JQva/2Q==
 
 uri-js@^4.2.2:
-  version "4.2.2"
-  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0"
-  integrity sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.1.tgz#9b1a52595225859e55f669d928f88c6c57f2a77e"
+  integrity sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==
   dependencies:
     punycode "^2.1.0"