Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDj6PmqeLSyxtukC0yDLPZzfxMybmMDCcbHmYaavqbXMhKDJV2BFh/g5Lsx… (1,748 chars)"
  }
}