var signPackage={"appId":"wx1caa3a36c2571826","nonceStr":"nf5MLZybsMG6cMvL","timestamp":1731949249,"url":"m.cengbang.com%2Fchanpin%2Fbuyadi%2Fbydbysfc.html","signature":"ef355ae8d58c6ac4e7866f3d5eb4d79cd6083515","rawString":"jsapi_ticket=&noncestr=nf5MLZybsMG6cMvL&timestamp=1731949249&url=m.cengbang.com%2Fchanpin%2Fbuyadi%2Fbydbysfc.html"}