Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHsHh2f6rQlPY9kATZX6S3Jd210HIfG+2XVLNzEK8k+Y1Cw+oJGKrNJCUNr… (844 chars)"
  }
}