Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEuiEEW4XG1E5jwbGZ7UnY6eXf8JKO9zjRsuT5ArFyef3fpnC7MsUNHOhhQ… (1,748 chars)"
  }
}