Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCHo8nX5uKgpgRht4ue6O/Ncb5AJTuJkLIJhk7rY8yjuzVvW4WwTcDxXrOs… (844 chars)"
  }
}