{
"activityId": 0,
"channel": 0,
"problemAnswerInfo": "string"
}curl --location --request POST '/ly/dfv/participate/signUpActivityCheck' \
--header 'uid;' \
--header 'Content-Type: application/json' \
--data-raw '{
"activityId": 0,
"channel": 0,
"problemAnswerInfo": "string"
}'{
"rows": null,
"result": "",
"resultType": 0,
"msg": ""
}