https://developers.weixin.qq.com/minigame/dev/api-backend/midas-payment/business.getPayForOrder.htmlhttps://developers.weixin.qq.com/minigame/dev/api-backend/midas-payment/business.getPayForOrder.html

请求参数：

{

  appid: 'wx72b2xxxx',

  order_no: '62c68b2fxxxxx',

  out_trade_no: 'AQAAusnG68B-xxxxx',

  sig: 'd91a1dfe45191b69888fc3d4f9eda70364b122105abc9ea47cbc92208f3ac89a'

}