var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"fPNnW5AZvRlQSV3M","timestamp":1731944265,"url":"m.cengbang.com%2Fchanpin%2FHifiman%2Fhifimanylbfr.html","signature":"3d805e5270b7cbc03e5f23ae74a8b4cbfe434d91","rawString":"jsapi_ticket=&noncestr=fPNnW5AZvRlQSV3M&timestamp=1731944265&url=m.cengbang.com%2Fchanpin%2FHifiman%2Fhifimanylbfr.html"}