Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDKM5Pe10U/JqlIXjwiP5KXKc2r4LG7/LjuvGRHRpMgX1i8x5YJjk5DfbIs… (1,748 chars)"
  }
}