Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBR6At2WVnVBmwXGQ6MiFnmRqs5CdRj4yEb3jCU8t6Sd3JDJPQr8w+P1fa7… (1,748 chars)"
  }
}