hainan/app/Http/Controllers/Api/AgentInfoController.php

<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Models\AgentInfo;
use Illuminate\Http\Request;

class AgentInfoController extends Controller
{
    public function about()
	{
		$about = AgentInfo::where('agent_id', $this->agent_id)->value('about');
		return $this->success(['about' => $about]);
	}
}