var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"IoXAy5k1VzWr6bKD","timestamp":1731840194,"url":"m.cengbang.com%2Fchanpin%2Ftianjiaogong%2Ftjhxjdz.html","signature":"e646c7fb89417ecfa1cea8847aada1badc862df1","rawString":"jsapi_ticket=&noncestr=IoXAy5k1VzWr6bKD&timestamp=1731840194&url=m.cengbang.com%2Fchanpin%2Ftianjiaogong%2Ftjhxjdz.html"}