Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQANMxmk/i0J5CZw29tld70yZOUy2keU6N5Vfp78/pXqPmrsohna1p6R2QP4… (1,748 chars)"
  }
}