签名测试页 [图片] 小程序签名生成显示 [图片] wx.addcard段代码 let cardExt={         timestamp:timestamp,         nonce_str:nonce_str,         signature:signature,         api_ticket:e.data.ticket       }       console.log(JSON.stringify(cardExt))       wx.addCard({         cardList: [{           cardId: cardId,           cardExt: JSON.stringify(cardExt)         }],         success: function (res) {                      var cardList = res.cardList; // 添加的卡券列表信息           console.log(123)           console.log(cardList)                    },         fail(res){           console.log(res)         },         complete(res){           console.log(res)           console.log(123)         }       }) 不论success fail complete 都不报返回 [图片] 上边提示签名错误 可是签名跟测试的是一致的 请问怎么解决呀