Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHVrU4P0qBqoRX8LLYIi6YCTcWSK88eTZvih7d0BO8q/x6XwUhYkmoSUOOY… (844 chars)"
  }
}