Create extrinsic_record.json

extrinsic_record.json

@@ -0,0 +1,4 @@
+{
+  "extrinsic": "444798-5",
+  "hotkey": "5CXEBF3yUqeQRySJN9PLZFV3pPoYwH2VdXnXwVGzfHmxtxQR"
+}