API:POST https://api.weixin.qq.com/wxa/icp/create_icp_verifytask?access_token=ACCESS_TOKEN 
API:POST https://api.weixin.qq.com/wxa/icp/query_icp_verifytask?access_token=ACCESS_TOKEN
返回结果：
{"code":200,"data":{"is_finish":true,"face_status":3},"message":"ok"}
API:POST https://api.weixin.qq.com/wxa/icp/apply_icp_filing?access_token=ACCESS_TOKEN
返回结果：
{"code":400,"hints":[{"errCode":86339,"errField":"icp_applets.principal_info.verify_task_id","errMsg":"人脸视频背景非纯白色，请尝试在无杂物的白色背景下重新进行人脸核身"}],"message":"申请小程序备案失败，请根据返回的错误提示进行修改","wxCode":86202}
{"status":3,"is_canceling":false,"audit_data":[{"key":"","key_name":"人脸核身","error":"活体核验照片不符合要求-活体核验照片背景不符合要求","suggest":"<p><span style=\"background-color: rgb(255, 255, 255); color: rgba(0, 0, 0, 0.9);\">请小程序负责人在纯白色背景下（如白色墙体）拍摄，注意背景无杂物、露出清晰的五官和双肩、表情自然、穿着正常应季服装；勿佩戴耳机、帽子等物品。</span></p>"}