diff --git a/package-lock.json b/package-lock.json
index bf34d5e4..f3967c54 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -4016,6 +4030,63 @@
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+            "safe-buffer": "^5.0.1",
+            "typeforce": "^1.11.3",
+            "varuint-bitcoin": "^1.0.4",
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@@ -4025,6 +4096,13 @@
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         },
+        "pushdata-bitcoin": {
+          "version": "github:Bitcoin-com/pushdata-bitcoin#9b75eebe597853c6eeaec3e6c44b6d9c9cd7ee86",
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@@ -4101,45 +4192,11 @@
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@@ -9418,6 +9672,16 @@
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@@ -9441,6 +9705,27 @@
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         "eth-block-tracker": {
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           "resolved": "https://registry.npmjs.org/eth-block-tracker/-/eth-block-tracker-2.3.1.tgz",
@@ -9458,7 +9743,7 @@
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@@ -9560,6 +9845,16 @@
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@@ -9609,17 +9904,32 @@
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                       "requires": {
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                         "bn.js": "^4.11.0",
                         "create-hash": "^1.1.2",
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+                        }
                       }
                     }
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@@ -9637,7 +9947,7 @@
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@@ -33818,7 +34032,7 @@
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+        "pushdata-bitcoin": {
+          "version": "github:Bitcoin-com/pushdata-bitcoin#9b75eebe597853c6eeaec3e6c44b6d9c9cd7ee86",
+          "from": "github:Bitcoin-com/pushdata-bitcoin#9b75eebe597853c6eeaec3e6c44b6d9c9cd7ee86",
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       "integrity": "sha1-1275EnyyPCJZ7bHoNJwujV4tdME=",
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@@ -36161,9 +36392,9 @@
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-      "integrity": "sha1-YLxVoNrLdghdsfna6Zq0P4PWIuw=",
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@@ -36239,7 +36470,7 @@
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@@ -36306,7 +36537,7 @@
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@@ -36666,7 +36897,7 @@
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@@ -36704,9 +36935,9 @@
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-      "integrity": "sha1-M52kZGJS0ILcN45wgGcpl1DhG0k=",
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/undertaker/-/undertaker-1.3.0.tgz",
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@@ -36714,16 +36945,25 @@
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         "collection-map": "^1.0.0",
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         "object.defaults": "^1.0.0",
         "object.reduce": "^1.0.0",
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+        }
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-      "integrity": "sha1-XkvaMI5KiirlhPm5pDWaSZglzFA=",
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@@ -36835,13 +37075,13 @@
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-      "integrity": "sha1-WqADz76Uxf+GbE59ZouxxNuts2k=",
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/unique-stream/-/unique-stream-2.3.1.tgz",
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       "dev": true,
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-        "json-stable-stringify": "^1.0.0",
-        "through2-filter": "^2.0.0"
+        "json-stable-stringify-without-jsonify": "^1.0.1",
+        "through2-filter": "^3.0.0"
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     "unist-util-is": {
@@ -37178,7 +37418,7 @@
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-      "integrity": "sha1-HCQ6ULWVwb5Up1S/7OhWO5/42BM=",
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@@ -37369,7 +37609,7 @@
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@@ -37382,13 +37622,10 @@
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-          "dev": true,
-          "requires": {
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-          }
+          "version": "1.9.0",
+          "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.9.0.tgz",
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+          "dev": true
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@@ -38445,7 +38682,7 @@
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-          "resolved": "http://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
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diff --git a/package.json b/package.json
index 8ee040eb..93a28142 100644
--- a/package.json
+++ b/package.json
@@ -323,7 +323,7 @@
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     "radgrad-jsdoc-template": "^1.1.3",
     "react-addons-test-utils": "^15.5.1",