Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAe1PNH/6GeQMDgq9L+7HJRKNlDPhA7LBGgr8tZAC/Fniqcfy4kP+HAc2kr… (1,748 chars)"
  }
}