头条小程序登录40014 bad params

重点在 header，必须是json格式的。否则一直报错40014 参数无效

uni.request({ url: ‘https://developer.toutiao.com/api/apps/v2/jscode2session’, //仅为示例，并非真实接口地址。 data: { appid: ‘ttece79a5a73de7b4801’, secret: ‘962d92accd41817fa1b032171558c523fdbf5fec’, code: loginRes.code, anonymous_code: ‘’, }, method: ‘POST’, header: { “Content-type”: “application/json”, // “Content-type”: “application/x-www-form-urlencoded” }, success: (res) => { console.log(res.data); } });