Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwIrxOoeq8j2Xl0DK65I0ZdAM4dIpfZ7aRc9HTf3g4GX7Gqnk9c8w3KVc1kP… (844 chars)"
  }
}