tenancy/assets/migrations/2019_09_15_000010_create_tenants_table.php

<?php

declare(strict_types=1);

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

class CreateTenantsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('tenants', function (Blueprint $table) {
            $table->string('id', 36)->primary(); // 36 characters is the default uuid length
            // (optional) your custom, indexed columns can go here

            $table->json('data');
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::drop('tenants');
    }
}