curl --location --request POST 'https://api.qugongbao.com/gst-api/api/qgb/member/signContract' \
--header 'Content-Type: application/json' \
--data-raw '{
"custNo": "string",
"identityType": "MEMBER",
"memberNo": "string",
"idCardNo": "string",
"uscc": "string",
"spCode": "string",
"projectId": "string",
"phone": "string",
"identFrontPath": "string",
"identBackPath": "string",
"isSendSms": "string",
"serverCallbackUrl": "string",
"signSource": "WxMini",
"pageCallbackUrl": "string",
"wxReturnUrl": "string",
"wxReturnPage": "string"
}'