public function up() 	{ 		Schema::table('blogs', function (Blueprint $table) { 			$table->dropColumn(['body', 'title']); 		});  		Schema::table('blogs', function (Blueprint $table) { 			$table->json('title'); 			$table->json('body'); 			$table->uuid('domain_id')->nullable();  			$table->foreign('domain_id')->references('id')->on('domains')->nullOnDelete(); 		}); 	}