snipe-it/database/migrations/2017_12_12_033618_add_actionlog_meta.php

<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class AddActionlogMeta extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::table('action_logs', function (Blueprint $table) {
            $table->text('log_meta')->nullable()->default(null);
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::table('action_logs', function (Blueprint $table) {
            $table->dropColumn('log_meta');
        });
    }
}