| Name | Type | Description | Notes |
|---|---|---|---|
| lago_id | string | Unique identifier assigned to the invoice metadata within the Lago application. | [optional] |
| key | string | Represents the key of the metadata's key-value pair. | [optional] |
| value | string | Represents the value of the metadata's key-value pair. | [optional] |
| created_at | \DateTime | The date and time when the metadata object was created. It follows the ISO 8601 datetime format and is expressed in Coordinated Universal Time (UTC). | [optional] |