tenancy/assets/migrations/2019_08_08_000000_create_tenants_table.php

<?php

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

class CreateTenantsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('tenants', function (Blueprint $table) {
            $table->string('uuid', 36)->primary(); // don't change this
            $table->string('domain', 255)->index(); // don't change this

            // your indexed columns go here

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

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