Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwABw7eIMFLF6GTLNW8/iKQeCxGHnDyunKSNFhUzR3NeC1K7GpgRyQkX610B… (844 chars)"
  }
}