临时素材接口支持png格式图片，这边上传的图片格式也是png格式，接口却返回错误代码：40123, 错误信息：invalid image format。没明白具体原因。求大佬解答 hint值(1644221143277973028278188)查询信息如下： 请求参数: --q7I8p27Ojj9al2eXFP5Mi7wzSJItqL-BcOPFm71 Content-Disposition: form-data; name="media"; filename="123_24700f5f-2ec1-47fc-939f-70c3492f71451443390571017882261png" Content-Type: application/octet-stream Content-Transfer-Encoding: binary RIFF R 请求头: POST /cgi-bin/media/upload?debug=1&type=image&access_token=Wsg9j5VqDR7xfZfuhXaLjhJ4HoQMK737svTBuprJ6XvmgkiO2IgfIPMUBKjzyjB9FY9xcmTfhnkvyjgORo8uBkPGnAzQQn_fAgSpkX34sv1tVtPeFHfsNFI5wLH_GkckwSMtw2VsLpc71uLFgsNuMW1T28i0rblSALQvBELun5c2FerTz5cXYCmyIWnZguwauOKDhVhcN9R2DwUtadflEg HTTP/1.1 X-Forwarded-For: 106.75.23.50 PROXY_FORWARDED_FOR: 32174B6A,0000,0,0,0,0,0,0,0 WEWORK_PROXY_FORWARDED_FOR: 106.75.23.50 Connection: Keep-Alive Pragma: no-cache X-InnerReqId: 196187500.1449.1644221143.53243 Wxwork-Api-Transfer: ChkxNjQ0MjIxMTQzMjc3OTczMDI4Mjc4MTg4 Host: qyapi.weixin.qq.com User-Agent: Apache-HttpClient/4.5 (Java/1.8.0_301) Content-Type: multipart/form-data; boundary=q7I8p27Ojj9al2eXFP5Mi7wzSJItqL-BcOPFm71 Content-Length: 21298