Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGwWNd9nYK/2eLIIFVY5Aca4gi7YziCQcPpbGEn0XN1V3rl0QYdfpny6oT0… (844 chars)"
  }
}