Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDKnjUotncXCoC+lWEk+EBnJm5lKPR8fNvRq81XzgUnDxKFo5jc6IvMI3vO… (1,748 chars)"
  }
}