var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"EzkVReWN7TGb6Q9V","timestamp":1731816260,"url":"m.cengbang.com%2Fchanpin%2Fbeidou%2Fbdsjjb.html","signature":"7a12e16fd80f5c3a08ec6813dde46409f36b0db2","rawString":"jsapi_ticket=&noncestr=EzkVReWN7TGb6Q9V&timestamp=1731816260&url=m.cengbang.com%2Fchanpin%2Fbeidou%2Fbdsjjb.html"}