Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDuVP0T3/XS8CFvsHJdWnjc2L1PCca1k2AXzj5SJ0nAHS/RrxKoUHGNe7Rc… (1,748 chars)"
  }
}