The event object

{
  "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
  "transaction_id": "transaction_1234567890",
  "lago_customer_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
  "code": "storage",
  "timestamp": "2022-04-29T08:59:51.123Z",
  "precise_total_amount_cents": "1234.56",
  "properties": {
    "gb": 10
  },
  "lago_subscription_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",
  "external_subscription_id": "sub_1234567890",
  "created_at": "2022-04-29T08:59:51Z"
}

The schema is of type object.

Retrieve customer portal URL Send usage event

API Reference