Interface Request

interface Request {
    created_date: string;
    expiry_date?: null | string;
    finished_date?: null | string;
    id: string;
    message?: string;
    operation: RequestDataOperation;
    owner?: UserIdentifiers;
    progress?: null | number;
    result_id?: null | number;
    result_url?: null | string;
    started_date?: null | string;
    status: RequestStatus;
}