exports.beforeRequestPayment = function (paymentArgs, callback) {
	// 自定义的参数，此处应为从插件传递过来的 paymentArgs
	console.log(paymentArgs)
	var error = null
	var requestPaymentArgs = {
		//该对象为下单所需参数，以后端接口返回的为准！！
		timeStamp: paymentArgs.timeStamp,
		nonceStr: paymentArgs.nonceStr,
		package: paymentArgs.package,
		signType: paymentArgs.signType,
		paySign: paymentArgs.paySign,
	}
	callback(error, requestPaymentArgs) //重点：返回requestPaymentArgs
	console.log(requestPaymentArgs)
}