var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"4uSVb0GyZKWsZ6AN","timestamp":1731962123,"url":"m.cengbang.com%2Fchanpin%2Failisite%2Falstald.html","signature":"27c57ecf0c8fb5e38a9dc8a02e2a718f9bf70b49","rawString":"jsapi_ticket=&noncestr=4uSVb0GyZKWsZ6AN&timestamp=1731962123&url=m.cengbang.com%2Fchanpin%2Failisite%2Falstald.html"}