Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHG/9BD+v+VrsLzQAJpZUPw+SKhAc6eSHtMNc94CpS3gkOrGynTKCce5u2+… (1,748 chars)"
  }
}