大佬们帮忙看看这个问题,调用的是百度的大模型平台,因为返回的的数据流前边都带 data: 无奈只能去掉前边的,然后再转换JSON, 但是发现转换JSON时会偶发报错.并不是每次回调都会报错.如图其实是有三次回答,第一次成功了,第二次就失败了.搞不懂是不是两次之间太快了?偶发 [图片] send() {         var that = this;         that.setData({             text: ''         })         var data = {             messages: [                 {                     'role': 'user',                     'content': that.data.text0                 }             ],             stream: true         }         var requestTask = wx.request({             url: 'https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/ernie-speed-128k?access_token=XXXXX',             data: JSON.stringify(data),             method: 'POST',             enableChunked: true,             success: function (r) {             },             fail: function (r) {             }         })         requestTask.onChunkReceived(function (resp) {             var str = textDecoder.decode(resp.data)             console.log(str)             if (str.startsWith('data:')) {                 str = str.slice(5);                 var str2 = JSON.parse(str)                 console.log(str2)                 var is_end = str2.is_end;                 var result = str2.result;                 var text = that.data.text;                 text += result;                 that.setData({                     text: text                 })                 if (is_end) {                     requestTask.offChunkReceived()                 }             }         });     },