var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"GMHwSvF0t7TociYU","timestamp":1731850191,"url":"m.cengbang.com%2Fchanpin%2Fmeijiaai%2Fljajkxsr.html","signature":"71cad1e6bce96b4217c20b4da7d0e61559b6e2c2","rawString":"jsapi_ticket=&noncestr=GMHwSvF0t7TociYU&timestamp=1731850191&url=m.cengbang.com%2Fchanpin%2Fmeijiaai%2Fljajkxsr.html"}