Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE97BsGdJa9YWxhQJt3U9YkwfAKMfGiCNS9iPJhoNGBM1S0oHDz87dHc6OM… (844 chars)"
  }
}