composer require craftlogan/laravel-overflow

<?php

namespace CraftLogan\LaravelOverflow\Requests;

use Illuminate\Foundation\Http\FormRequest;
use CraftLogan\LaravelOverflow\Overflowable;

class OverflowFormRequest extends FormRequest
{
    use Overflowable;
    public $table = 'test_models';
    public $overflow_column = 'properties';


    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize()
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array
     */
    public function rules()
    {
        return [];
    }
}

public function store(CustomFormRequest $request)
{
    $testmodel = TestModel::create($request->allWithOverflow());
}

        $testmodel = new TestModel();
        $testmodel->name = $request->name;
        $testmodel->properties = $request->overflow();
        $testmodel->save();

    public function up()
    {
        Schema::create('test_models', function (Blueprint $table){
            $table->increments('id');
            //$table->text('properties');  // Use this column type if you are using sqlite or a mysql version less than 5.7
            //$table->json('properties');  // If your database supports json then I would recommend using the json column
            $table->timestamps();
        });
    }

composer test