'boolean', 'segment_keys' => 'array', 'recipients_count' => 'integer', ]; public function reads(): HasMany { return $this->hasMany(AppNotificationRead::class, 'notification_id'); } public function recipients(): HasMany { return $this->hasMany(AppNotificationRecipient::class, 'notification_id'); } public function creator(): BelongsTo { return $this->belongsTo(User::class, 'created_by'); } }