Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDbP1P6Bg/buct3BaxqKrqTYCLrHCaltafGYAzMPmzgdmKP72wKxiZYq1iB… (1,748 chars)"
  }
}