var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"yhfGLBurKGdUsZnH","timestamp":1731880082,"url":"m.cengbang.com%2Fchanpin%2Fjianjiaosheji%2Fjjsjcd.html","signature":"f926dcf4d372eb651c3eb44dc5c2e4ee89c38395","rawString":"jsapi_ticket=&noncestr=yhfGLBurKGdUsZnH&timestamp=1731880082&url=m.cengbang.com%2Fchanpin%2Fjianjiaosheji%2Fjjsjcd.html"}