Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCGj3T8FeSv4mRf/6tGVTeKMVRx/C5HTbTttT0RMC8qDRbS/tclMcIzW8iP… (844 chars)"
  }
}