The event object

Unique identifier assigned to the subscription within the Lago application. This ID is exclusively created by Lago and serves as a unique identifier for the subscription’s record within the Lago system.

This field represents a unique identifier for the event. It is crucial for ensuring idempotency, meaning that each event can be uniquely identified and processed without causing any unintended side effects.

The customer external unique identifier (provided by your own application). This field is optional if you send the external_subscription_id, targeting a specific subscription.

The unique identifier of the subscription within your application. It is a mandatory field when the customer possesses multiple subscriptions or when the external_customer_id is not provided.

The code that identifies a targeted billable metric. It is essential that this code matches the code property of one of your active billable metrics. If the provided code does not correspond to any active billable metric, it will be ignored during the process.

This field captures the Unix timestamp in seconds indicating the occurrence of the event in Coordinated Universal Time (UTC). If this timestamp is not provided, the API will automatically set it to the time of event reception.

The creation date of the event’s record in the Lago application, presented in the ISO 8601 datetime format, specifically in Coordinated Universal Time (UTC). It provides the precise timestamp of when the event’s record was created within the Lago application.