Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCWwsRkjJ5lBnmvCxRMgEQH0+0eoo49/zPSbFE2+8JkuhUiO7x/bUAAecve… (1,748 chars)"
  }
}