lanzu_api_2021-12-26/app/Model/ActivityBind.php

<?php

declare (strict_types=1);
namespace App\Model;

/**
 */
class ActivityBind extends Model
{
    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'lanzu_activity_bind';
    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = ['bind_type', 'source_id', 'user_id', 'json_data'];
    /**
     * The attributes that should be cast to native types.
     *
     * @var array
     */
    protected $casts = [];

    public function setJsonDataAttribute($value)
    {
        $this->attributes['json_data'] = json_encode(json_decode($value, true));
    }

}