Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD+mz86yJS2yHgOq3uqDOQgg5FPkZB8qOmRtfUl7e1PjDizyxXgamI7qn3y… (1,748 chars)"
  }
}