Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCuR4MhVmvqiIt1L1+LPDio7hlcIAgyqn4sGnPJUntyKhJOzW8WKww9FQcv… (1,748 chars)"
  }
}