Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH1Q0JQ3rrxBkX4K/pHWyOKbz0Fhe5zNmaCFMETj7GZKi/Pyr3ESg9DnpQM… (844 chars)"
  }
}