var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"075ejBWdIifzfcha","timestamp":1731919900,"url":"m.cengbang.com%2Fchanpin%2Fwaixingkeji%2Fwxkjwxtwt.html","signature":"cc37aa42ef4410d9aecd59322bde8bd1dafa484c","rawString":"jsapi_ticket=&noncestr=075ejBWdIifzfcha&timestamp=1731919900&url=m.cengbang.com%2Fchanpin%2Fwaixingkeji%2Fwxkjwxtwt.html"}