Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD7jWkxgXIwkW4Qu0WEaCIbG6V/scim/aBsfK/Csj5pLhEjTdczalM1/Jtf… (1,748 chars)"
  }
}