curl --location 'https://demo.zfile.vip/user/login/captcha'{
"code": "0",
"msg": "ok",
"data": {
"imgBase64": "data:image/png;base64,iajsiAAA...",
"uuid": "c140a792-4ca2-4dac-8d4c-35750b78524f"
},
"dataCount": 0,
"traceId": "string"
}