From d12ba53fb0f1230baed3782d362b5bf3d3d9fa5b Mon Sep 17 00:00:00 2001
From: Matthew Little <zone117x@gmail.com>
Date: Thu, 20 Aug 2020 09:28:29 -0600
Subject: [PATCH] feat: initial debug endpoint support for sending multisig
 transactions

---
 .vscode/launch.json     |  16 -
 package-lock.json       | 760 ++++++++++++++++++++++++++++++++++------
 package.json            |   2 +-
 src/api/routes/debug.ts | 273 ++++++++++++++-
 src/tests/api-tests.ts  |   1 +
 tsconfig.json           |   2 +-
 6 files changed, 923 insertions(+), 131 deletions(-)

diff --git a/.vscode/launch.json b/.vscode/launch.json
index 5b64540f..ecc69967 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -30,22 +30,6 @@
         "TS_NODE_SKIP_IGNORE": "true"
       }
     },
-    {
-      "type": "node",
-      "request": "launch",
-      "name": "Launch: db-memory",
-      "runtimeArgs": ["-r", "ts-node/register/transpile-only", "-r", "tsconfig-paths/register"],
-      "args": ["${workspaceFolder}/src/index.ts"],
-      "outputCapture": "std",
-      "internalConsoleOptions": "openOnSessionStart",
-      "preLaunchTask": "stacks-node:deploy-dev",
-      "postDebugTask": "stacks-node:stop-dev",
-      "env": {
-        "STACKS_BLOCKCHAIN_API_DB": "memory",
-        "NODE_ENV": "development",
-        "TS_NODE_SKIP_IGNORE": "true",
-      }
-    },
     {
       "type": "node",
       "request": "launch",
diff --git a/package-lock.json b/package-lock.json
index 78319cc0..8eedab35 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9085,24 +9085,35 @@
       }
     },
     "@blockstack/stacks-transactions": {
-      "version": "github:blockstack/stacks-transactions-js#953d438ba8bc7380408666ae768533b1678fa9e9",
-      "from": "github:blockstack/stacks-transactions-js#953d438ba8bc7380408666ae768533b1678fa9e9",
+      "version": "github:blockstack/stacks-transactions-js#4042320fbe3b1b8c2d03596804a0d3e8b9405ea1",
+      "from": "github:blockstack/stacks-transactions-js#4042320fbe3b1b8c2d03596804a0d3e8b9405ea1",
       "requires": {
         "@types/bn.js": "^4.11.6",
         "@types/elliptic": "^6.4.12",
         "@types/lodash": "^4.14.149",
         "@types/randombytes": "^2.0.0",
-        "@types/ripemd160": "^2.0.0",
         "@types/sha.js": "^2.4.0",
-        "bn.js": "^4.11.8",
-        "c32check": "^1.0.1",
-        "cross-fetch": "^3.0.4",
+        "bn.js": "^4.11.9",
+        "c32check": "^1.1.1",
+        "cross-fetch": "^3.0.5",
         "elliptic": "^6.5.2",
         "lodash": "^4.17.15",
         "randombytes": "^2.1.0",
-        "ripemd160": "^2.0.2",
+        "ripemd160-min": "^0.0.6",
         "sha.js": "^2.4.11",
         "smart-buffer": "^4.1.0"
+      },
+      "dependencies": {
+        "c32check": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/c32check/-/c32check-1.1.1.tgz",
+          "integrity": "sha512-2ozbzwJtBeNmv2Y/v01t9z65reI8f8B+IeVHkTGl4TDIqbVMEmE0drSZL8CtaUn1Xpgxshto+8DDnNJikMoV/w==",
+          "requires": {
+            "base-x": "^3.0.8",
+            "buffer": "^5.6.0",
+            "cross-sha256": "^1.1.2"
+          }
+        }
       }
     },
     "@cnakazawa/watch": {
@@ -10150,9 +10161,9 @@
       }
     },
     "@octokit/types": {
-      "version": "5.4.0",
-      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-5.4.0.tgz",
-      "integrity": "sha512-D/uotqF69M50OIlwMqgyIg9PuLT2daOiBAYF0P40I2ekFA2ESwwBY5dxZe/UhXdPvIbNKDzuZmQrO7rMpuFbcg==",
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-5.4.1.tgz",
+      "integrity": "sha512-OlMlSySBJoJ6uozkr/i03nO5dlYQyE05vmQNZhAh9MyO4DPBP88QlwsDVLmVjIMFssvIZB6WO0ctIGMRG+xsJQ==",
       "dev": true,
       "requires": {
         "@types/node": ">= 8"
@@ -10256,15 +10267,15 @@
           }
         },
         "@babel/core": {
-          "version": "7.11.1",
-          "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.11.1.tgz",
-          "integrity": "sha512-XqF7F6FWQdKGGWAzGELL+aCO1p+lRY5Tj5/tbT3St1G8NaH70jhhDIKknIZaDans0OQBG5wRAldROLHSt44BgQ==",
+          "version": "7.11.4",
+          "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.11.4.tgz",
+          "integrity": "sha512-5deljj5HlqRXN+5oJTY7Zs37iH3z3b++KjiKtIsJy1NrjOOVSEaJHEetLBhyu0aQOSNNZ/0IuEAan9GzRuDXHg==",
           "requires": {
             "@babel/code-frame": "^7.10.4",
-            "@babel/generator": "^7.11.0",
+            "@babel/generator": "^7.11.4",
             "@babel/helper-module-transforms": "^7.11.0",
             "@babel/helpers": "^7.10.4",
-            "@babel/parser": "^7.11.1",
+            "@babel/parser": "^7.11.4",
             "@babel/template": "^7.10.4",
             "@babel/traverse": "^7.11.0",
             "@babel/types": "^7.11.0",
@@ -10282,29 +10293,17 @@
               "version": "5.7.1",
               "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
               "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
-            },
-            "source-map": {
-              "version": "0.5.7",
-              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-              "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
             }
           }
         },
         "@babel/generator": {
-          "version": "7.11.0",
-          "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.11.0.tgz",
-          "integrity": "sha512-fEm3Uzw7Mc9Xi//qU20cBKatTfs2aOtKqmvy/Vm7RkJEGFQ4xc9myCfbXxqK//ZS8MR/ciOHw6meGASJuKmDfQ==",
+          "version": "7.11.4",
+          "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.11.4.tgz",
+          "integrity": "sha512-Rn26vueFx0eOoz7iifCN2UHT6rGtnkSGWSoDRIy8jZN3B91PzeSULbswfLoOWuTuAcNwpG/mxy+uCTDnZ9Mp1g==",
           "requires": {
             "@babel/types": "^7.11.0",
             "jsesc": "^2.5.1",
             "source-map": "^0.5.0"
-          },
-          "dependencies": {
-            "source-map": {
-              "version": "0.5.7",
-              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-              "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
-            }
           }
         },
         "@babel/helper-annotate-as-pure": {
@@ -10396,11 +10395,10 @@
           }
         },
         "@babel/helper-explode-assignable-expression": {
-          "version": "7.10.4",
-          "resolved": "https://registry.npmjs.org/@babel/helper-explode-assignable-expression/-/helper-explode-assignable-expression-7.10.4.tgz",
-          "integrity": "sha512-4K71RyRQNPRrR85sr5QY4X3VwG4wtVoXZB9+L3r1Gp38DhELyHCtovqydRi7c1Ovb17eRGiQ/FD5s8JdU0Uy5A==",
+          "version": "7.11.4",
+          "resolved": "https://registry.npmjs.org/@babel/helper-explode-assignable-expression/-/helper-explode-assignable-expression-7.11.4.tgz",
+          "integrity": "sha512-ux9hm3zR4WV1Y3xXxXkdG/0gxF9nvI0YVmKVhvK9AfMoaQkemL3sJpXw+Xbz65azo8qJiEz2XVDUpK3KYhH3ZQ==",
           "requires": {
-            "@babel/traverse": "^7.10.4",
             "@babel/types": "^7.10.4"
           }
         },
@@ -10482,14 +10480,13 @@
           }
         },
         "@babel/helper-remap-async-to-generator": {
-          "version": "7.10.4",
-          "resolved": "https://registry.npmjs.org/@babel/helper-remap-async-to-generator/-/helper-remap-async-to-generator-7.10.4.tgz",
-          "integrity": "sha512-86Lsr6NNw3qTNl+TBcF1oRZMaVzJtbWTyTko+CQL/tvNvcGYEFKbLXDPxtW0HKk3McNOk4KzY55itGWCAGK5tg==",
+          "version": "7.11.4",
+          "resolved": "https://registry.npmjs.org/@babel/helper-remap-async-to-generator/-/helper-remap-async-to-generator-7.11.4.tgz",
+          "integrity": "sha512-tR5vJ/vBa9wFy3m5LLv2faapJLnDFxNWff2SAYkSE4rLUdbp7CdObYFgI7wK4T/Mj4UzpjPwzR8Pzmr5m7MHGA==",
           "requires": {
             "@babel/helper-annotate-as-pure": "^7.10.4",
             "@babel/helper-wrap-function": "^7.10.4",
             "@babel/template": "^7.10.4",
-            "@babel/traverse": "^7.10.4",
             "@babel/types": "^7.10.4"
           }
         },
@@ -10612,9 +10609,9 @@
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         },
         "@babel/parser": {
-          "version": "7.11.3",
-          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.11.3.tgz",
-          "integrity": "sha512-REo8xv7+sDxkKvoxEywIdsNFiZLybwdI7hcT5uEPyQrSMB4YQ973BfC9OOrD/81MaIjh6UxdulIQXkjmiH3PcA=="
+          "version": "7.11.4",
+          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.11.4.tgz",
+          "integrity": "sha512-MggwidiH+E9j5Sh8pbrX5sJvMcsqS5o+7iB42M9/k0CD63MjYbdP4nhSh7uB5wnv2/RVzTZFTxzF/kIa5mrCqA=="
         },
         "@babel/plugin-proposal-async-generator-functions": {
           "version": "7.10.5",
@@ -11329,6 +11326,47 @@
             "to-fast-properties": "^2.0.0"
           }
         },
+        "@blockstack/eslint-config": {
+          "version": "1.0.5",
+          "resolved": "https://registry.npmjs.org/@blockstack/eslint-config/-/eslint-config-1.0.5.tgz",
+          "integrity": "sha512-fwqCVsfx6Ekqbb+Qai18Ff9Mkkj5P5fHiB28b+PY44SHpykPlu54FbbJJVBF6r4rMtImSMgjCF1RKznBTJ4JlQ==",
+          "requires": {
+            "@blockstack/prettier-config": "0.0.6",
+            "@typescript-eslint/eslint-plugin": "3.0.2",
+            "@typescript-eslint/parser": "3.0.2",
+            "eslint": "^7.1.0",
+            "eslint-config-prettier": ">=6.11.0",
+            "eslint-import-resolver-typescript": ">=1",
+            "eslint-plugin-import": ">=2.20.2",
+            "eslint-plugin-prettier": ">=3.1.3",
+            "prettier": ">=2.0.5"
+          },
+          "dependencies": {
+            "@typescript-eslint/eslint-plugin": {
+              "version": "3.0.2",
+              "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-3.0.2.tgz",
+              "integrity": "sha512-ER3bSS/A/pKQT/hjMGCK8UQzlL0yLjuCZ/G8CDFJFVTfl3X65fvq2lNYqOG8JPTfrPa2RULCdwfOyFjZEMNExQ==",
+              "requires": {
+                "@typescript-eslint/experimental-utils": "3.0.2",
+                "functional-red-black-tree": "^1.0.1",
+                "regexpp": "^3.0.0",
+                "semver": "^7.3.2",
+                "tsutils": "^3.17.1"
+              }
+            },
+            "@typescript-eslint/parser": {
+              "version": "3.0.2",
+              "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-3.0.2.tgz",
+              "integrity": "sha512-80Z7s83e8QXHNUspqVlWwb4t5gdz/1bBBmafElbK1wwAwiD/yvJsFyHRxlEpNrt4rdK6eB3p+2WEFkEDHAKk9w==",
+              "requires": {
+                "@types/eslint-visitor-keys": "^1.0.0",
+                "@typescript-eslint/experimental-utils": "3.0.2",
+                "@typescript-eslint/typescript-estree": "3.0.2",
+                "eslint-visitor-keys": "^1.1.0"
+              }
+            }
+          }
+        },
         "@blockstack/prettier-config": {
           "version": "0.0.6",
           "resolved": "https://registry.npmjs.org/@blockstack/prettier-config/-/prettier-config-0.0.6.tgz",
@@ -11431,6 +11469,11 @@
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         },
+        "@types/json5": {
+          "version": "0.0.29",
+          "resolved": "https://registry.npmjs.org/@types/json5/-/json5-0.0.29.tgz",
+          "integrity": "sha1-7ihweulOEdK4J7y+UnC86n8+ce4="
+        },
         "@types/node": {
           "version": "14.6.0",
           "resolved": "https://registry.npmjs.org/@types/node/-/node-14.6.0.tgz",
@@ -11474,16 +11517,44 @@
             "regexpp": "^3.0.0",
             "semver": "^7.3.2",
             "tsutils": "^3.17.1"
+          },
+          "dependencies": {
+            "@typescript-eslint/experimental-utils": {
+              "version": "3.9.1",
+              "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-3.9.1.tgz",
+              "integrity": "sha512-lkiZ8iBBaYoyEKhCkkw4SAeatXyBq9Ece5bZXdLe1LWBUwTszGbmbiqmQbwWA8cSYDnjWXp9eDbXpf9Sn0hLAg==",
+              "requires": {
+                "@types/json-schema": "^7.0.3",
+                "@typescript-eslint/types": "3.9.1",
+                "@typescript-eslint/typescript-estree": "3.9.1",
+                "eslint-scope": "^5.0.0",
+                "eslint-utils": "^2.0.0"
+              }
+            },
+            "@typescript-eslint/typescript-estree": {
+              "version": "3.9.1",
+              "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-3.9.1.tgz",
+              "integrity": "sha512-IqM0gfGxOmIKPhiHW/iyAEXwSVqMmR2wJ9uXHNdFpqVvPaQ3dWg302vW127sBpAiqM9SfHhyS40NKLsoMpN2KA==",
+              "requires": {
+                "@typescript-eslint/types": "3.9.1",
+                "@typescript-eslint/visitor-keys": "3.9.1",
+                "debug": "^4.1.1",
+                "glob": "^7.1.6",
+                "is-glob": "^4.0.1",
+                "lodash": "^4.17.15",
+                "semver": "^7.3.2",
+                "tsutils": "^3.17.1"
+              }
+            }
           }
         },
         "@typescript-eslint/experimental-utils": {
-          "version": "3.9.1",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-3.9.1.tgz",
-          "integrity": "sha512-lkiZ8iBBaYoyEKhCkkw4SAeatXyBq9Ece5bZXdLe1LWBUwTszGbmbiqmQbwWA8cSYDnjWXp9eDbXpf9Sn0hLAg==",
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-3.0.2.tgz",
+          "integrity": "sha512-4Wc4EczvoY183SSEnKgqAfkj1eLtRgBQ04AAeG+m4RhTVyaazxc1uI8IHf0qLmu7xXe9j1nn+UoDJjbmGmuqXQ==",
           "requires": {
             "@types/json-schema": "^7.0.3",
-            "@typescript-eslint/types": "3.9.1",
-            "@typescript-eslint/typescript-estree": "3.9.1",
+            "@typescript-eslint/typescript-estree": "3.0.2",
             "eslint-scope": "^5.0.0",
             "eslint-utils": "^2.0.0"
           }
@@ -11498,6 +11569,35 @@
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             "@typescript-eslint/typescript-estree": "3.9.1",
             "eslint-visitor-keys": "^1.1.0"
+          },
+          "dependencies": {
+            "@typescript-eslint/experimental-utils": {
+              "version": "3.9.1",
+              "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-3.9.1.tgz",
+              "integrity": "sha512-lkiZ8iBBaYoyEKhCkkw4SAeatXyBq9Ece5bZXdLe1LWBUwTszGbmbiqmQbwWA8cSYDnjWXp9eDbXpf9Sn0hLAg==",
+              "requires": {
+                "@types/json-schema": "^7.0.3",
+                "@typescript-eslint/types": "3.9.1",
+                "@typescript-eslint/typescript-estree": "3.9.1",
+                "eslint-scope": "^5.0.0",
+                "eslint-utils": "^2.0.0"
+              }
+            },
+            "@typescript-eslint/typescript-estree": {
+              "version": "3.9.1",
+              "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-3.9.1.tgz",
+              "integrity": "sha512-IqM0gfGxOmIKPhiHW/iyAEXwSVqMmR2wJ9uXHNdFpqVvPaQ3dWg302vW127sBpAiqM9SfHhyS40NKLsoMpN2KA==",
+              "requires": {
+                "@typescript-eslint/types": "3.9.1",
+                "@typescript-eslint/visitor-keys": "3.9.1",
+                "debug": "^4.1.1",
+                "glob": "^7.1.6",
+                "is-glob": "^4.0.1",
+                "lodash": "^4.17.15",
+                "semver": "^7.3.2",
+                "tsutils": "^3.17.1"
+              }
+            }
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@@ -11506,13 +11606,12 @@
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         "@typescript-eslint/typescript-estree": {
-          "version": "3.9.1",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-3.9.1.tgz",
-          "integrity": "sha512-IqM0gfGxOmIKPhiHW/iyAEXwSVqMmR2wJ9uXHNdFpqVvPaQ3dWg302vW127sBpAiqM9SfHhyS40NKLsoMpN2KA==",
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-3.0.2.tgz",
+          "integrity": "sha512-cs84mxgC9zQ6viV8MEcigfIKQmKtBkZNDYf8Gru2M+MhnA6z9q0NFMZm2IEzKqAwN8lY5mFVd1Z8DiHj6zQ3Tw==",
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-            "@typescript-eslint/types": "3.9.1",
-            "@typescript-eslint/visitor-keys": "3.9.1",
             "debug": "^4.1.1",
+            "eslint-visitor-keys": "^1.1.0",
             "glob": "^7.1.6",
             "is-glob": "^4.0.1",
             "lodash": "^4.17.15",
@@ -11586,6 +11685,25 @@
             "sprintf-js": "~1.0.2"
           }
         },
+        "array-includes": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/array-includes/-/array-includes-3.1.1.tgz",
+          "integrity": "sha512-c2VXaCHl7zPsvpkFsw4nxvFie4fh1ur9bpcgsVkIjqn0H/Xwdg+7fv3n2r/isyS8EBj5b06M9kHyZuIr4El6WQ==",
+          "requires": {
+            "define-properties": "^1.1.3",
+            "es-abstract": "^1.17.0",
+            "is-string": "^1.0.5"
+          }
+        },
+        "array.prototype.flat": {
+          "version": "1.2.3",
+          "resolved": "https://registry.npmjs.org/array.prototype.flat/-/array.prototype.flat-1.2.3.tgz",
+          "integrity": "sha512-gBlRZV0VSmfPIeWfuuy56XZMvbVfbEUnOXUvt3F/eUUUSyzlgLxhEX4YAEpxNAogRGehPSnfXyPtYyKAhkzQhQ==",
+          "requires": {
+            "define-properties": "^1.1.3",
+            "es-abstract": "^1.17.0-next.1"
+          }
+        },
         "astral-regex": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/astral-regex/-/astral-regex-1.0.0.tgz",
@@ -11913,8 +12031,20 @@
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           "requires": {
             "source-map": "^0.6.1"
+          },
+          "dependencies": {
+            "source-map": {
+              "version": "0.6.1",
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+              "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-2.0.0.tgz",
+              "integrity": "sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=",
+              "requires": {
+                "p-limit": "^1.1.0"
+              }
+            },
+            "p-try": {
+              "version": "1.0.0",
+              "resolved": "https://registry.npmjs.org/p-try/-/p-try-1.0.0.tgz",
+              "integrity": "sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M="
+            },
+            "path-exists": {
+              "version": "3.0.0",
+              "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+              "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU="
+            }
+          }
+        },
         "rechoir": {
           "version": "0.6.2",
           "resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.6.2.tgz",
@@ -14956,9 +15411,9 @@
           }
         },
         "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+          "version": "0.5.7",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
+          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
         },
         "source-map-support": {
           "version": "0.5.19",
@@ -14967,6 +15422,13 @@
           "requires": {
             "buffer-from": "^1.0.0",
             "source-map": "^0.6.0"
+          },
+          "dependencies": {
+            "source-map": {
+              "version": "0.6.1",
+              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+              "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+            }
           }
         },
         "sourcemap-codec": {
@@ -14974,6 +15436,34 @@
           "resolved": "https://registry.npmjs.org/sourcemap-codec/-/sourcemap-codec-1.4.8.tgz",
           "integrity": "sha512-9NykojV5Uih4lgo5So5dtw+f0JgJX30KCNI8gwhz2J9A15wD0Ml6tjHKwf6fTSa6fAdVBdZeNOs9eJ71qCk8vA=="
         },
+        "spdx-correct": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.1.1.tgz",
+          "integrity": "sha512-cOYcUWwhCuHCXi49RhFRCyJEK3iPj1Ziz9DpViV3tbZOwXD49QzIN3MpOLJNxh2qwq2lJJZaKMVw9qNi4jTC0w==",
+          "requires": {
+            "spdx-expression-parse": "^3.0.0",
+            "spdx-license-ids": "^3.0.0"
+          }
+        },
+        "spdx-exceptions": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/spdx-exceptions/-/spdx-exceptions-2.3.0.tgz",
+          "integrity": "sha512-/tTrYOC7PPI1nUAgx34hUpqXuyJG+DTHJTnIULG4rDygi4xu/tfgmq1e1cIRwRzwZgo4NLySi+ricLkZkw4i5A=="
+        },
+        "spdx-expression-parse": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-3.0.1.tgz",
+          "integrity": "sha512-cbqHunsQWnJNE6KhVSMsMeH5H/L9EpymbzqTQ3uLwNCLZ1Q481oWaofqH7nO6V07xlXwY6PhQdQ2IedWx/ZK4Q==",
+          "requires": {
+            "spdx-exceptions": "^2.1.0",
+            "spdx-license-ids": "^3.0.0"
+          }
+        },
+        "spdx-license-ids": {
+          "version": "3.0.5",
+          "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.5.tgz",
+          "integrity": "sha512-J+FWzZoynJEXGphVIS+XEh3kFSjZX/1i9gFBaWQcB+/tmpe2qUsSBABpcxqxnAxFdiUFEgAX1bjYGQvIZmoz9Q=="
+        },
         "sprintf-js": {
           "version": "1.0.3",
           "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@@ -14984,11 +15474,6 @@
           "resolved": "https://registry.npmjs.org/stable/-/stable-0.1.8.tgz",
           "integrity": "sha512-ji9qxRnOVfcuLDySj9qzhGSEFVobyt1kIOSkj1qZzYLzq7Tos/oUUWvotUPQLlrsidqsK6tBH89Bc9kL5zHA6w=="
         },
-        "strict-event-emitter-types": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/strict-event-emitter-types/-/strict-event-emitter-types-2.0.0.tgz",
-          "integrity": "sha512-Nk/brWYpD85WlOgzw5h173aci0Teyv8YdIAEtV+N88nDB0dLlazZyJMIsN6eo1/AR61l+p6CJTG1JIyFaoNEEA=="
-        },
         "string-hash": {
           "version": "1.1.3",
           "resolved": "https://registry.npmjs.org/string-hash/-/string-hash-1.1.3.tgz",
@@ -15030,6 +15515,11 @@
             "ansi-regex": "^5.0.0"
           }
         },
+        "strip-bom": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+          "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM="
+        },
         "strip-json-comments": {
           "version": "3.1.1",
           "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz",
@@ -15190,6 +15680,13 @@
             "commander": "^2.20.0",
             "source-map": "~0.6.1",
             "source-map-support": "~0.5.12"
+          },
+          "dependencies": {
+            "source-map": {
+              "version": "0.6.1",
+              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+              "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+            }
           }
         },
         "text-table": {
@@ -15228,6 +15725,27 @@
             "yn": "3.1.1"
           }
         },
+        "tsconfig-paths": {
+          "version": "3.9.0",
+          "resolved": "https://registry.npmjs.org/tsconfig-paths/-/tsconfig-paths-3.9.0.tgz",
+          "integrity": "sha512-dRcuzokWhajtZWkQsDVKbWyY+jgcLC5sqJhg2PSgf4ZkH2aHPvaOY8YWGhmjb68b5qqTfasSsDO9k7RUiEmZAw==",
+          "requires": {
+            "@types/json5": "^0.0.29",
+            "json5": "^1.0.1",
+            "minimist": "^1.2.0",
+            "strip-bom": "^3.0.0"
+          },
+          "dependencies": {
+            "json5": {
+              "version": "1.0.1",
+              "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
+              "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+              "requires": {
+                "minimist": "^1.2.0"
+              }
+            }
+          }
+        },
         "tslib": {
           "version": "1.13.0",
           "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.13.0.tgz",
@@ -15340,6 +15858,15 @@
           "resolved": "https://registry.npmjs.org/v8-compile-cache/-/v8-compile-cache-2.1.1.tgz",
           "integrity": "sha512-8OQ9CL+VWyt3JStj7HX7/ciTL2V3Rl1Wf5OL+SNTm0yK1KvtReVulksyeRnCANHHuUxHlQig+JJDlUhBt1NQDQ=="
         },
+        "validate-npm-package-license": {
+          "version": "3.0.4",
+          "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
+          "integrity": "sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==",
+          "requires": {
+            "spdx-correct": "^3.0.0",
+            "spdx-expression-parse": "^3.0.0"
+          }
+        },
         "validator": {
           "version": "12.2.0",
           "resolved": "https://registry.npmjs.org/validator/-/validator-12.2.0.tgz",
@@ -15836,21 +16363,6 @@
         "@types/request": "*"
       }
     },
-    "@types/ripemd160": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/@types/ripemd160/-/ripemd160-2.0.0.tgz",
-      "integrity": "sha512-LD6AO/+8cAa1ghXax9NG9iPDLPUEGB2WWPjd//04KYfXxTwHvlDEfL0NRjrM5z9XWBi6WbKw75Are0rDyn3PSA==",
-      "requires": {
-        "@types/node": "*"
-      },
-      "dependencies": {
-        "@types/node": {
-          "version": "14.6.0",
-          "resolved": "https://registry.npmjs.org/@types/node/-/node-14.6.0.tgz",
-          "integrity": "sha512-mikldZQitV94akrc4sCcSjtJfsTKt4p+e/s0AGscVA6XArQ9kFclP+ZiYUMnq987rc6QlYxXv/EivqlfSLxpKA=="
-        }
-      }
-    },
     "@types/serve-static": {
       "version": "1.13.5",
       "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.13.5.tgz",
@@ -16647,9 +17159,12 @@
       }
     },
     "base-x": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/base-x/-/base-x-1.1.0.tgz",
-      "integrity": "sha1-QtPXF0dPnqAiB/bRqh9CaRPut6w="
+      "version": "3.0.8",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.8.tgz",
+      "integrity": "sha512-Rl/1AWP4J/zRrk54hhlxH4drNxPJXYUaKffODVI53/dAsV4t9fBxyxYKAVPU1XBHxYwOWP9h9H0hM2MVw4YfJA==",
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
     },
     "base58check": {
       "version": "2.0.0",
@@ -16657,8 +17172,28 @@
       "integrity": "sha1-gEZlLRS8h/BjvRa+lKORNNO2EXM=",
       "requires": {
         "bs58": "^3.0.0"
+      },
+      "dependencies": {
+        "base-x": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/base-x/-/base-x-1.1.0.tgz",
+          "integrity": "sha1-QtPXF0dPnqAiB/bRqh9CaRPut6w="
+        },
+        "bs58": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/bs58/-/bs58-3.1.0.tgz",
+          "integrity": "sha1-1MJjiL9IBMrHFBQbGUWqR+XrJI4=",
+          "requires": {
+            "base-x": "^1.1.0"
+          }
+        }
       }
     },
+    "base64-js": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.1.tgz",
+      "integrity": "sha512-mLQ4i2QO1ytvGWFWmcngKO//JXAQueZvwEKtjgQFM4jIK0kU+ytMfplL8j+n5mspOfjHwoAg+9yhb7BwAHm36g=="
+    },
     "bcrypt-pbkdf": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
@@ -16916,11 +17451,11 @@
       }
     },
     "bs58": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/bs58/-/bs58-3.1.0.tgz",
-      "integrity": "sha1-1MJjiL9IBMrHFBQbGUWqR+XrJI4=",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/bs58/-/bs58-4.0.1.tgz",
+      "integrity": "sha1-vhYedsNU9veIrkBx9j806MTwpCo=",
       "requires": {
-        "base-x": "^1.1.0"
+        "base-x": "^3.0.2"
       }
     },
     "bs58check": {
@@ -16931,24 +17466,6 @@
         "bs58": "^4.0.0",
         "create-hash": "^1.1.0",
         "safe-buffer": "^5.1.2"
-      },
-      "dependencies": {
-        "base-x": {
-          "version": "3.0.8",
-          "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.8.tgz",
-          "integrity": "sha512-Rl/1AWP4J/zRrk54hhlxH4drNxPJXYUaKffODVI53/dAsV4t9fBxyxYKAVPU1XBHxYwOWP9h9H0hM2MVw4YfJA==",
-          "requires": {
-            "safe-buffer": "^5.0.1"
-          }
-        },
-        "bs58": {
-          "version": "4.0.1",
-          "resolved": "https://registry.npmjs.org/bs58/-/bs58-4.0.1.tgz",
-          "integrity": "sha1-vhYedsNU9veIrkBx9j806MTwpCo=",
-          "requires": {
-            "base-x": "^3.0.2"
-          }
-        }
       }
     },
     "bser": {
@@ -16966,6 +17483,15 @@
       "integrity": "sha1-M3dm2hWAEhD92VbCLpxokaudAzc=",
       "dev": true
     },
+    "buffer": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.6.0.tgz",
+      "integrity": "sha512-/gDYp/UtU0eA1ys8bOs9J6a+E/KWIY+DZ+Q2WESNUA0jFRsJOc0SNUO6xJ5SGA1xueg3NL65W6s+NY5l9cunuw==",
+      "requires": {
+        "base64-js": "^1.0.2",
+        "ieee754": "^1.1.4"
+      }
+    },
     "buffer-from": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
@@ -17769,6 +18295,22 @@
         "node-fetch": "2.6.0"
       }
     },
+    "cross-sha256": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/cross-sha256/-/cross-sha256-1.1.2.tgz",
+      "integrity": "sha512-ZMGqJvPZQY/hmFvTJyM4LGVZIvEqD58GrCWA28goaDdo6wGzjgxWKEDxVfahkNCF/ryxBNfHe3Ql/BMSwPPbcg==",
+      "requires": {
+        "@types/node": "^8.0.0",
+        "buffer": "^5.6.0"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "8.10.62",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.62.tgz",
+          "integrity": "sha512-76fupxOYVxk36kb7O/6KtrAPZ9jnSK3+qisAX4tQMEuGNdlvl7ycwatlHqjoE6jHfVtXFM3pCrCixZOidc5cuw=="
+        }
+      }
+    },
     "cross-spawn": {
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",
@@ -19621,6 +20163,11 @@
         "safer-buffer": ">= 2.1.2 < 3"
       }
     },
+    "ieee754": {
+      "version": "1.1.13",
+      "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.1.13.tgz",
+      "integrity": "sha512-4vf7I2LYV/HaWerSo3XmlMkp5eZ83i+/CDluXi/IGTs/O1sejBNhTtnxzmRZfvOUqj7lZjqHkeTvpgSFDlWZTg=="
+    },
     "ignore": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/ignore/-/ignore-4.0.6.tgz",
@@ -23362,6 +23909,11 @@
         "inherits": "^2.0.1"
       }
     },
+    "ripemd160-min": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/ripemd160-min/-/ripemd160-min-0.0.6.tgz",
+      "integrity": "sha512-+GcJgQivhs6S9qvLogusiTcS9kQUfgR75whKuy5jIhuiOfQuJ8fjqxV6EGD5duH1Y/FawFUMtMhyeq3Fbnib8A=="
+    },
     "rpc-bitcoin": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/rpc-bitcoin/-/rpc-bitcoin-2.0.0.tgz",
diff --git a/package.json b/package.json
index 5347b206..dc698fc8 100644
--- a/package.json
+++ b/package.json
@@ -85,7 +85,7 @@
     "@apidevtools/json-schema-ref-parser": "^9.0.1",
     "@awaitjs/express": "^0.5.1",
     "@blockstack/stacks-blockchain-api-types": "file:docs",
-    "@blockstack/stacks-transactions": "github:blockstack/stacks-transactions-js#953d438ba8bc7380408666ae768533b1678fa9e9",
+    "@blockstack/stacks-transactions": "github:blockstack/stacks-transactions-js#4042320fbe3b1b8c2d03596804a0d3e8b9405ea1",
     "@types/ws": "^7.2.5",
     "big-integer": "^1.6.48",
     "bitcoinjs-lib": "^5.1.7",
diff --git a/src/api/routes/debug.ts b/src/api/routes/debug.ts
index 73da5067..171b8f8e 100644
--- a/src/api/routes/debug.ts
+++ b/src/api/routes/debug.ts
@@ -12,6 +12,17 @@ import {
   StacksTestnet,
   getAddressFromPrivateKey,
   sponsorTransaction,
+  makeUnsignedSTXTokenTransfer,
+  TransactionSigner,
+  createStacksPrivateKey,
+  pubKeyfromPrivKey,
+  publicKeyToString,
+  addressFromPublicKeys,
+  AddressHashMode,
+  createStacksPublicKey,
+  TransactionVersion,
+  AddressVersion,
+  addressToString,
 } from '@blockstack/stacks-transactions';
 import { SampleContracts } from '../../sample-data/broadcast-contract-default';
 import { DataStore, DbFaucetRequestCurrency } from '../../datastore/common';
@@ -40,6 +51,20 @@ export const testnetKeys: { secretKey: string; stacksAddress: string }[] = [
   },
 ];
 
+export const testnetKeyMap: Record<
+  string,
+  { address: string; secretKey: string; pubKey: string }
+> = Object.fromEntries(
+  testnetKeys.map(t => [
+    t.stacksAddress,
+    {
+      address: t.stacksAddress,
+      secretKey: t.secretKey,
+      pubKey: publicKeyToString(pubKeyfromPrivKey(t.secretKey)),
+    },
+  ])
+);
+
 export function GetStacksTestnetNetwork() {
   const stacksNetwork = new StacksTestnet();
   stacksNetwork.coreApiUrl = `http://${getCoreNodeEndpoint()}`;
@@ -59,6 +84,227 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
     return submitResult;
   }
 
+  const tokenTransferFromMultisigHtml = `
+    <style>
+      * { font-family: "Lucida Console", Monaco, monospace; }
+      input, select {
+        display: block;
+        width: 100%;
+        margin-bottom: 10;
+      }
+    </style>
+    <form action="" method="post">
+      <label for="signers">Signers</label>
+      <select name="signers" id="signers" multiple>
+        ${testnetKeys
+          .map(k => `<option value="${k.stacksAddress}">${k.stacksAddress}</option>`)
+          .join('\n')}
+      </select>
+
+      <label for="signatures_required">Signatures required</label>
+      <input type="number" id="signatures_required" name="signatures_required" value="1">
+
+      <label for="recipient_address">Recipient address</label>
+      <input list="recipient_addresses" name="recipient_address" value="${
+        testnetKeys[1].stacksAddress
+      }">
+      <datalist id="recipient_addresses">
+        ${testnetKeys.map(k => '<option value="' + k.stacksAddress + '">').join('\n')}
+      </datalist>
+
+      <label for="stx_amount">uSTX amount</label>
+      <input type="number" id="stx_amount" name="stx_amount" value="100">
+
+      <label for="memo">Memo</label>
+      <input type="text" id="memo" name="memo" value="hello" maxlength="34">
+
+      <input type="checkbox" id="sponsored" name="sponsored" value="sponsored" style="display:initial;width:auto">
+      <label for="sponsored">Create sponsored transaction</label>
+
+      <input type="submit" value="Submit">
+    </form>
+  `;
+
+  router.getAsync('/broadcast/token-transfer-from-multisig', (req, res) => {
+    res.set('Content-Type', 'text/html').send(tokenTransferFromMultisigHtml);
+  });
+
+  router.postAsync('/broadcast/token-transfer-from-multisig', async (req, res) => {
+    const { signers, signatures_required, recipient_address, stx_amount, memo } = req.body as {
+      signers: string[];
+      signatures_required: string;
+      recipient_address: string;
+      stx_amount: string;
+      memo: string;
+    };
+    const sponsored = !!req.body.sponsored;
+
+    const signerPubKeys = signers.map(addr => testnetKeyMap[addr].pubKey);
+    const signerPrivateKeys = signers.map(addr => testnetKeyMap[addr].secretKey);
+
+    const transferTx1 = await makeSTXTokenTransfer({
+      recipient: recipient_address,
+      amount: new BN(stx_amount),
+      memo: memo,
+      network: stacksNetwork,
+      sponsored: sponsored,
+      numSignatures: parseInt(signatures_required),
+      // TODO: should this field be named `signerPublicKeys`?
+      publicKeys: signerPubKeys,
+      // TODO: should this field be named `signerPrivateKeys`?
+      signerKeys: signerPrivateKeys,
+    });
+
+    const transferTx = await makeUnsignedSTXTokenTransfer({
+      recipient: recipient_address,
+      amount: new BN(stx_amount),
+      memo: memo,
+      network: stacksNetwork,
+      numSignatures: signers.length,
+      publicKeys: signerPubKeys,
+      sponsored: sponsored,
+    });
+
+    const signer = new TransactionSigner(transferTx);
+    signerPrivateKeys.forEach(signerKey => {
+      signer.signOrigin(createStacksPrivateKey(signerKey));
+    });
+    // signer.appendOrigin(origin_key);
+
+    let serialized: Buffer;
+    let expectedTxId: string;
+    if (sponsored) {
+      const sponsorKey = testnetKeys[testnetKeys.length - 1].secretKey;
+      const sponsoredTx = await sponsorTransaction({
+        network: stacksNetwork,
+        transaction: transferTx,
+        sponsorPrivateKey: sponsorKey,
+      });
+      serialized = sponsoredTx.serialize();
+      expectedTxId = sponsoredTx.txid();
+    } else {
+      serialized = transferTx.serialize();
+      expectedTxId = transferTx.txid();
+    }
+
+    const { txId } = await sendCoreTx(serialized);
+    if (txId !== '0x' + expectedTxId) {
+      throw new Error(`Expected ${expectedTxId}, core ${txId}`);
+    }
+    res
+      .set('Content-Type', 'text/html')
+      .send(
+        tokenTransferFromMultisigHtml +
+          '<h3>Broadcasted transaction:</h3>' +
+          `<a href="/extended/v1/tx/${txId}">${txId}</a>`
+      );
+  });
+
+  const tokenTransferMultisigHtml = `
+    <style>
+      * { font-family: "Lucida Console", Monaco, monospace; }
+      input, select {
+        display: block;
+        width: 100%;
+        margin-bottom: 10;
+      }
+    </style>
+    <form action="" method="post">
+      <label for="origin_key">Sender key</label>
+      <input list="origin_keys" name="origin_key" value="${testnetKeys[0].secretKey}">
+      <datalist id="origin_keys">
+        ${testnetKeys.map(k => '<option value="' + k.secretKey + '">').join('\n')}
+      </datalist>
+
+      <label for="recipient_addresses">Recipient addresses</label>
+      <select name="recipient_addresses" id="recipient_addresses" multiple>
+        ${testnetKeys
+          .map(k => `<option value="${k.stacksAddress}">${k.stacksAddress}</option>`)
+          .join('\n')}
+      </select>
+
+      <label for="signatures_required">Signatures required</label>
+      <input type="number" id="signatures_required" name="signatures_required" value="1">
+
+      <label for="stx_amount">uSTX amount</label>
+      <input type="number" id="stx_amount" name="stx_amount" value="100">
+
+      <label for="memo">Memo</label>
+      <input type="text" id="memo" name="memo" value="hello" maxlength="34">
+
+      <input type="checkbox" id="sponsored" name="sponsored" value="sponsored" style="display:initial;width:auto">
+      <label for="sponsored">Create sponsored transaction</label>
+
+      <input type="submit" value="Submit">
+    </form>
+  `;
+
+  router.getAsync('/broadcast/token-transfer-multisig', (req, res) => {
+    res.set('Content-Type', 'text/html').send(tokenTransferMultisigHtml);
+  });
+
+  router.postAsync('/broadcast/token-transfer-multisig', async (req, res) => {
+    const { origin_key, recipient_addresses, signatures_required, stx_amount, memo } = req.body as {
+      origin_key: string;
+      recipient_addresses: string[];
+      signatures_required: string;
+      stx_amount: string;
+      memo: string;
+    };
+    const sponsored = !!req.body.sponsored;
+    const recipientPubKeys = recipient_addresses
+      .map(s => testnetKeyMap[s].pubKey)
+      .map(k => createStacksPublicKey(k));
+    const sigRequired = parseInt(signatures_required);
+    const recipientAddress = addressToString(
+      addressFromPublicKeys(
+        stacksNetwork.version === TransactionVersion.Testnet
+          ? AddressVersion.TestnetMultiSig
+          : AddressVersion.MainnetMultiSig,
+        AddressHashMode.SerializeP2SH,
+        sigRequired,
+        recipientPubKeys
+      )
+    );
+
+    const transferTx = await makeSTXTokenTransfer({
+      recipient: recipientAddress,
+      amount: new BN(stx_amount),
+      memo: memo,
+      network: stacksNetwork,
+      senderKey: origin_key,
+      sponsored: sponsored,
+    });
+
+    let serialized: Buffer;
+    let expectedTxId: string;
+    if (sponsored) {
+      const sponsorKey = testnetKeys[testnetKeys.length - 1].secretKey;
+      const sponsoredTx = await sponsorTransaction({
+        network: stacksNetwork,
+        transaction: transferTx,
+        sponsorPrivateKey: sponsorKey,
+      });
+      serialized = sponsoredTx.serialize();
+      expectedTxId = sponsoredTx.txid();
+    } else {
+      serialized = transferTx.serialize();
+      expectedTxId = transferTx.txid();
+    }
+
+    const { txId } = await sendCoreTx(serialized);
+    if (txId !== '0x' + expectedTxId) {
+      throw new Error(`Expected ${expectedTxId}, core ${txId}`);
+    }
+    res
+      .set('Content-Type', 'text/html')
+      .send(
+        tokenTransferMultisigHtml +
+          '<h3>Broadcasted transaction:</h3>' +
+          `<a href="/extended/v1/tx/${txId}">${txId}</a>`
+      );
+  });
+
   const tokenTransferHtml = `
     <style>
       * { font-family: "Lucida Console", Monaco, monospace; }
@@ -114,6 +360,7 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
     });
 
     let serialized: Buffer;
+    let expectedTxId: string;
     if (sponsored) {
       const sponsorKey = testnetKeys[testnetKeys.length - 1].secretKey;
       const sponsoredTx = await sponsorTransaction({
@@ -122,11 +369,16 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
         sponsorPrivateKey: sponsorKey,
       });
       serialized = sponsoredTx.serialize();
+      expectedTxId = sponsoredTx.txid();
     } else {
       serialized = transferTx.serialize();
+      expectedTxId = transferTx.txid();
     }
 
     const { txId } = await sendCoreTx(serialized);
+    if (txId !== '0x' + expectedTxId) {
+      throw new Error(`Expected ${expectedTxId}, core ${txId}`);
+    }
     res
       .set('Content-Type', 'text/html')
       .send(
@@ -136,15 +388,6 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
       );
   });
 
-  router.postAsync('/v2/transactions', async (req, res) => {
-    const data: Buffer = req.body;
-    const { txId } = await sendCoreTx(data);
-    res.json({
-      success: true,
-      txId,
-    });
-  });
-
   const contractDeployHtml = `
     <style>
       * { font-family: "Lucida Console", Monaco, monospace; }
@@ -202,6 +445,7 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
     });
 
     let serializedTx: Buffer;
+    let expectedTxId: string;
     if (sponsored) {
       const sponsorKey = testnetKeys[testnetKeys.length - 1].secretKey;
       const sponsoredTx = await sponsorTransaction({
@@ -210,12 +454,17 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
         sponsorPrivateKey: sponsorKey,
       });
       serializedTx = sponsoredTx.serialize();
+      expectedTxId = sponsoredTx.txid();
     } else {
       serializedTx = contractDeployTx.serialize();
+      expectedTxId = contractDeployTx.txid();
     }
 
     const contractId = senderAddress + '.' + contract_name;
     const { txId } = await sendCoreTx(serializedTx);
+    if (txId !== '0x' + expectedTxId) {
+      throw new Error(`Expected ${expectedTxId}, core ${txId}`);
+    }
     res
       .set('Content-Type', 'text/html')
       .send(
@@ -359,6 +608,7 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
     });
 
     let serialized: Buffer;
+    let expectedTxId: string;
     if (sponsored) {
       const sponsorKey = testnetKeys[testnetKeys.length - 1].secretKey;
       const sponsoredTx = await sponsorTransaction({
@@ -367,11 +617,16 @@ export function createDebugRouter(db: DataStore): RouterWithAsync {
         sponsorPrivateKey: sponsorKey,
       });
       serialized = sponsoredTx.serialize();
+      expectedTxId = sponsoredTx.txid();
     } else {
       serialized = contractCallTx.serialize();
+      expectedTxId = contractCallTx.txid();
     }
 
     const { txId } = await sendCoreTx(serialized);
+    if (txId !== '0x' + expectedTxId) {
+      throw new Error(`Expected ${expectedTxId}, core ${txId}`);
+    }
     res
       .set('Content-Type', 'text/html')
       .send('<h3>Broadcasted transaction:</h3>' + `<a href="/extended/v1/tx/${txId}">${txId}</a>`);
diff --git a/src/tests/api-tests.ts b/src/tests/api-tests.ts
index f8c091bc..ca9790ea 100644
--- a/src/tests/api-tests.ts
+++ b/src/tests/api-tests.ts
@@ -1621,6 +1621,7 @@ describe('api tests', () => {
       contractName: 'hello-world',
       codeBody: '()',
       fee: new BN(200),
+      nonce: new BN(0),
       senderKey: 'b8d99fd45da58038d630d9855d3ca2466e8e0f89d3894c4724f0efc9ff4b51f001',
       postConditions: [],
     });
diff --git a/tsconfig.json b/tsconfig.json
index 39e3b7b8..4045cba9 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,7 +11,7 @@
     "allowSyntheticDefaultImports": false,
     "resolveJsonModule": true,
     "baseUrl": ".",
-    "skipLibCheck": false,
+    "skipLibCheck": true,
     "paths": {
       "*": ["src/@types/*"]
     }