Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHLZ/XMYGdmz7WOlA+hvuaQUaz7im8KX9+D2ZMRen77JXDnbpH8TqJVnQ0Y… (844 chars)"
  }
}