bot-28/app/Models/Backflow.php

<?php

namespace App\Models;


class Backflow extends BaseModel
{
    protected $table = 'backflow';
    protected $fillable = ['date', 'member_id', 'recharge_amount', 'withdrawal_amount', 'backflow_ratio', 'amount', 'status'];

    function user()
    {
        return $this->belongsTo(User::class, 'member_id', 'member_id')
            ->select(['id', 'member_id', 'username', 'first_name']);
    }
}