Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA0BniWwW1pB4MgdSPwDGVSB2vHI0Ctq1yzVeDeB14VCSUf7SjL521u96ra… (1,748 chars)"
  }
}