Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDQvwWVpMUHaOEQb9TdmUO9Bu9uy48hu2p1MNlW8hNKMhZJyJQpoDCJPpHP… (1,748 chars)"
  }
}