Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA4gfg175T+xV/F9yXeW8KVSm8PtwpuBW6QzyEuI5qEDyPamKtwHggBk55B… (1,748 chars)"
  }
}