appid：wxe3b796e2c1164525

官方文档地址：https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/qrcode-link/qr-code/getUnlimitedQRCode.html

接口地址：POST https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=ACCESS_TOKEN

请求参数：{"auto_color":false,"line_color":{"r":"0","g":"0","b":"0"},"scene":"4rssk60p5dt8iabd96c","page":"pages\/shopIndex\/index","width":430}