This effect indicates that a customer profile was joined to a profile-based loyalty program with the specified join date. > [!note] Note > - This effect requires a customer profile. It does not work for anonymous sessions. > - The effect fails if the customer profile has already joined the loyalty program.
| Name | Type | Description | Notes |
|---|---|---|---|
| programId | Long | The ID of the loyalty program the customer profile is joined to. | |
| joinDate | OffsetDateTime | The date and time when the customer profile joined the loyalty program. |