Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH7yCpQNIUJPu6njqPIYVMkQfm8ZCUJB1Xjdcvc6Zl9Wz7nyJh8CNapZ6a0… (844 chars)"
  }
}