Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE9Xl+2gCpVh4FAl1hk+pCIKlcWkLg1hdUzQ8Y1KpS7MEn4SrtzcRBwX4LV… (844 chars)"
  }
}