var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"pU7fW19bVvxHOwAt","timestamp":1731831899,"url":"m.cengbang.com%2Fchanpin%2Fyoudu%2Fydmtl.html","signature":"2cf7673f9bc56b7cae447064a2a5239b85a25826","rawString":"jsapi_ticket=&noncestr=pU7fW19bVvxHOwAt&timestamp=1731831899&url=m.cengbang.com%2Fchanpin%2Fyoudu%2Fydmtl.html"}