uni.requestPayment({

        provider: 'wxpay',

        timeStamp: opts.timeStamp,

        nonceStr: opts.nonceStr,

        package: opts.package,

        signType: opts.signType,

        paySign: opts.paySign,

        success: opts.success,

        fail: opts.fail

    })

{"timeStamp":"1775041869","nonceStr":"8359392862","package":"prepay_id=wx01201743598806cbf19fad660152940000","signType":"MD5","paySign":"1E7C184AB6DE7BAFFA1C3DVC32D7DCDB"}