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[lk09162259]

ticket已经拿到，获取二维码图片怎么获取，网址都不一样
https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=TICKET

$res = $this->client->postJson('cgi-bin/qrcode/create?access_token='.$this->app->getAccessToken()->getToken(),[
'expire_seconds'=>7200,
'action_name'=>"QR_SCENE",
'action_info'=>[
'scene'=>[
'scene_id'=>999
]
]
]);

    $imgs = $this->client->get('/cgi-bin/showqrcode',[
        'ticket'=>urlencode($res['ticket'])
    ]);

报错：Malformed UTF-8 characters, possibly incorrectly encoded for "https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=gQHe7jwAAAAAAAAAAS5odHRwOi8vd2VpeGluLnFxLmNvbS9xLzAybnZWTzQ0dENkckMxa1JzTmh5MWUAAgQVQHFiAwQgHAAA&access_token=56_xqtLU2r9xylgtw56SMCzNiCxdKVTIX7OHDGx3zlX8HEqyX2_SJbDPAQNY_LJ7IWgw9rF_ML55gNoavtLpuTddHTTAY_F4Wpew_PaamHCWZ6doo86jw-132exwt1fakHYRcDKPYD-sDOHXrqFHXLeABARHV".