BadRequestWithSeancePeriodClosedMessagesError

{
    "status": 400,
    "status_details": "Seance Period Closed Error",
    "errors": {
        "period_start": "Value is required and can't be empty",
        "period_end": "Value is required and can't be empty"
    },
    "request": {
        "period_start": "string",
        "period_end": "string"
    }
}