Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEMzqlYCJWzkBhQVAqDDu9cODAK34GUKwNkxhOajgI1SA5WH7F5PW81wdUL… (1,748 chars)"
  }
}