Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBQGNGD2W2hkj7/1xfe5ESRXnsJH0+R6jZ4k6k2CRvEf1J8i0aZxXgePjUc… (1,748 chars)"
  }
}