Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCXTmIYKb29IPiysXLnhQJoUMI3s7XZDWlM2AV1g+8S3yIujLeYuGYccQ5C… (1,748 chars)"
  }
}