Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA0phfi0x5yIKDVYIbu9DF6/JhDD+2uuQsFEZqKG8K6n1isZjRNuS+9mWxS… (1,748 chars)"
  }
}