diff --git a/package-lock.json b/package-lock.json
index 1596a2e..bee3e3c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -368,6 +368,11 @@
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-      "dev": true,
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+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
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+      "resolved": "https://registry.npmjs.org/bip66/-/bip66-1.1.5.tgz",
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+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
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@@ -1040,6 +1081,42 @@
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+      "resolved": "https://registry.npmjs.org/brorand/-/brorand-1.1.0.tgz",
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+        "cipher-base": "^1.0.0",
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+      "resolved": "https://registry.npmjs.org/bs58check/-/bs58check-2.1.2.tgz",
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+    "buffer-xor": {
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+      "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz",
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@@ -1305,6 +1386,14 @@
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+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
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@@ -1440,6 +1528,19 @@
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+      "resolved": "https://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
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+      "requires": {
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+        "create-hash": "^1.1.0",
+        "inherits": "^2.0.1",
+        "ripemd160": "^2.0.0",
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@@ -1580,6 +1681,11 @@
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+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
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@@ -1589,6 +1695,14 @@
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+      "resolved": "https://registry.npmjs.org/deterministic-json/-/deterministic-json-1.0.5.tgz",
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+      "requires": {
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@@ -1607,6 +1721,16 @@
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+    "drbg.js": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/drbg.js/-/drbg.js-1.0.1.tgz",
+      "integrity": "sha512-F4wZ06PvqxYLFEZKkFxTDcns9oFNk34hvmJSEwdzsxVQ8YI5YaxtACgQatkYgv2VI2CFkUd2Y+xosPQnHv809g==",
+      "requires": {
+        "browserify-aes": "^1.0.6",
+        "create-hash": "^1.1.2",
+        "create-hmac": "^1.1.4"
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@@ -1625,6 +1749,27 @@
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+    "elliptic": {
+      "version": "6.5.4",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+      "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
+      "requires": {
+        "bn.js": "^4.11.9",
+        "brorand": "^1.1.0",
+        "hash.js": "^1.0.0",
+        "hmac-drbg": "^1.0.1",
+        "inherits": "^2.0.4",
+        "minimalistic-assert": "^1.0.1",
+        "minimalistic-crypto-utils": "^1.0.1"
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+          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
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@@ -2012,6 +2157,15 @@
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       "dev": true
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+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/evp_bytestokey/-/evp_bytestokey-1.0.3.tgz",
+      "integrity": "sha512-/f2Go4TognH/KvCISP7OUsHn85hT9nUkxxA9BEWxFn+Oj9o8ZNLm/40hdlgSLyuOimsrTKLUMEorQexp/aPQeA==",
+      "requires": {
+        "md5.js": "^1.3.4",
+        "safe-buffer": "^5.1.1"
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@@ -2131,6 +2285,11 @@
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+      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
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@@ -2224,6 +2383,16 @@
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       "dev": true
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+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "requires": {
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+        "combined-stream": "^1.0.8",
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@@ -2250,7 +2419,8 @@
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-          "dev": true
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+          "optional": true
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@@ -2271,12 +2441,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.1.11",
           "bundled": true,
           "dev": true,
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@@ -2291,17 +2463,20 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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-          "dev": true
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@@ -2418,7 +2593,8 @@
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@@ -2430,6 +2606,7 @@
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@@ -2444,6 +2621,7 @@
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@@ -2451,12 +2629,14 @@
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+          "optional": true
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           "version": "2.2.4",
           "bundled": true,
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@@ -2475,6 +2655,7 @@
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@@ -2555,7 +2736,8 @@
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+          "dev": true,
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@@ -2567,6 +2749,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
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@@ -2652,7 +2835,8 @@
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@@ -2688,6 +2872,7 @@
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@@ -2707,6 +2892,7 @@
           "version": "3.0.1",
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           "dev": true,
+          "optional": true,
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@@ -2750,12 +2936,14 @@
         "wrappy": {
           "version": "1.0.2",
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "3.0.2",
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+          "dev": true,
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@@ -2961,12 +3149,30 @@
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-      "dev": true,
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         "inherits": "^2.0.1",
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       }
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+    "hash.js": {
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/hash.js/-/hash.js-1.1.7.tgz",
+      "integrity": "sha512-taOaskGt4z4SOANNseOviYDvjEJinIkRgmp7LbKP2YTTmVxWBl87s/uzK9r+44BclBSp2X7K1hqeNfz9JbBeXA==",
+      "requires": {
+        "inherits": "^2.0.3",
+        "minimalistic-assert": "^1.0.1"
+      }
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+    "hmac-drbg": {
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+      "resolved": "https://registry.npmjs.org/hmac-drbg/-/hmac-drbg-1.0.1.tgz",
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@@ -3471,8 +3676,7 @@
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-      "dev": true
+      "integrity": "sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM="
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@@ -3723,7 +3927,6 @@
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@@ -3864,12 +4067,35 @@
         "regex-cache": "^0.4.2"
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+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
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+    },
+    "mime-types": {
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+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
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+      "requires": {
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       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz",
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       "dev": true
     },
+    "minimalistic-assert": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
+      "integrity": "sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A=="
+    },
+    "minimalistic-crypto-utils": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz",
+      "integrity": "sha512-JIYlbt6g8i5jKfJ3xz7rF0LXmv2TkDxBLUkiBeZ7bAx4GnnNMr8xFpGnOxn6GhTEHx3SjRrZEoU+j04prX1ktg=="
+    },
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       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
@@ -4047,6 +4273,7 @@
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           "dev": true,
+          "optional": true,
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@@ -5203,7 +5430,8 @@
         "longest": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "loose-envify": {
           "version": "1.3.1",
@@ -7122,6 +7350,11 @@
         "varint": "^5.0.0"
       }
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+    "proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg=="
+    },
     "pseudomap": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
@@ -7489,7 +7722,6 @@
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@@ -7536,6 +7768,28 @@
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       "dev": true
     },
+    "secp256k1": {
+      "version": "3.8.0",
+      "resolved": "https://registry.npmjs.org/secp256k1/-/secp256k1-3.8.0.tgz",
+      "integrity": "sha512-k5ke5avRZbtl9Tqx/SA7CbY3NF6Ro+Sj9cZxezFzuBlLDmyqPiL8hJJ+EmzD8Ig4LUDByHJ3/iPOVoRixs/hmw==",
+      "requires": {
+        "bindings": "^1.5.0",
+        "bip66": "^1.1.5",
+        "bn.js": "^4.11.8",
+        "create-hash": "^1.2.0",
+        "drbg.js": "^1.0.1",
+        "elliptic": "^6.5.2",
+        "nan": "^2.14.0",
+        "safe-buffer": "^5.1.2"
+      },
+      "dependencies": {
+        "nan": {
+          "version": "2.18.0",
+          "resolved": "https://registry.npmjs.org/nan/-/nan-2.18.0.tgz",
+          "integrity": "sha512-W7tfG7vMOGtD30sHoZSSc/JVYiyDPEyQVso/Zz+/uQd0B0L46gtC+pHha5FFMRpil6fm/AoEcRWyOVi4+E/f8w=="
+        }
+      }
+    },
     "semver": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
@@ -7573,7 +7827,6 @@
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       "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
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-      "dev": true,
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         "safe-buffer": "^5.0.1"
@@ -7995,6 +8248,16 @@
         "unzip": "^0.1.11"
       },
       "dependencies": {
+        "axios": {
+          "version": "0.18.1",
+          "resolved": "https://registry.npmjs.org/axios/-/axios-0.18.1.tgz",
+          "integrity": "sha512-0BfJq4NSfQXd+SkFdrvFbG7addhYSBA2mQwISr46pD6E5iqkWg02RAs8vyTT/j0RTnoYmeXauBuSv1qKwR179g==",
+          "dev": true,
+          "requires": {
+            "follow-redirects": "1.5.10",
+            "is-buffer": "^2.0.2"
+          }
+        },
         "cross-spawn": {
           "version": "6.0.5",
           "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -8031,6 +8294,21 @@
             "signal-exit": "^3.0.0",
             "strip-eof": "^1.0.0"
           }
+        },
+        "follow-redirects": {
+          "version": "1.5.10",
+          "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.10.tgz",
+          "integrity": "sha512-0V5l4Cizzvqt5D44aTXbFZz+FtyXV1vrDN6qrelxtfYQKW0KO0W2T/hkE8xvGa/540LkZlkaUjO4ailYTFtHVQ==",
+          "dev": true,
+          "requires": {
+            "debug": "=3.1.0"
+          }
+        },
+        "is-buffer": {
+          "version": "2.0.5",
+          "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-2.0.5.tgz",
+          "integrity": "sha512-i2R6zNFDwgEHJyQUtJEk0XFi1i0dPFn/oqjK3/vPCcDeJvW5NQ83V8QbicfF1SupOaB0h8ntgBC2YiE7dfyctQ==",
+          "dev": true
         }
       }
     },
diff --git a/package.json b/package.json
index 9abc435..5bb4de2 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
   "author": "Matt Bell <mappum@gmail.com>",
   "license": "MIT",
   "dependencies": {
-    "axios": "^0.18.0",
+    "axios": "^1.6.0",
     "bl": "^1.2.2",
     "bs58check": "^2.1.1",
     "debug": "^3.1.0",