Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpgOHDuWY5jBulP3wG7swYmn7ryCR0iqjKs9PCHPqEHwA5+ByauEqoVHxC… (1,748 chars)"
  }
}