Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHt5q6KwJN7tCnzoiR3v9S/gOtpV1TdJnLmoFLWzhfPmBRVHFVm8opZla2j… (844 chars)"
  }
}