Interface Contact

interface Contact {
    id: string;
    entityType?: string;
    entityId?: string;
    firstName: string;
    lastName: string;
    position?: string;
    phone?: string;
    mobile?: string;
    email?: string;
    isDefault: boolean;
    isActive?: boolean;
    notes?: string;
    createdAt?: string;
    updatedAt?: string;
}