'integer', 'user_id' => 'integer', 'is_primary' => 'boolean', 'receive_emails' => 'boolean', 'receive_sms' => 'boolean', ]; // Optional relationships public function family() { return $this->belongsTo(Family::class, 'family_id'); } public function user() { return $this->belongsTo(User::class, 'user_id'); } }