var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"s59RTevh3w3KzdgK","timestamp":1731936729,"url":"m.cengbang.com%2Fchanpin%2FMT%2Fmtcbt.html","signature":"b3792ca188de85d4797f83c75e42f122141af194","rawString":"jsapi_ticket=&noncestr=s59RTevh3w3KzdgK&timestamp=1731936729&url=m.cengbang.com%2Fchanpin%2FMT%2Fmtcbt.html"}