Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG9RNO9AbFUMmgj9EnC5dLDLUnJkVUxTIFBJabPXuTT4GyUCvHcid4ig1Jb… (844 chars)"
  }
}