Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE24UlemlcZSL05Hb2jP+KegHXrU34O+PkgQ6cZR5Fv0y4Gf7eFD/O46Eue… (844 chars)"
  }
}