Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDN0GsKTe0IPtz6YmV6Cra7vQY7l3QxReLRXTm+lC7o1Ajjs6e028HB9y59… (1,748 chars)"
  }
}