{
"username": "string",
"password": "string"
}curl --location --request POST '/user/register/' \
--header 'Content-Type: application/json' \
--data-raw '{
"username": "string",
"password": "string"
}'{
"id": 0,
"username": "string",
"email": "string",
"real_name": "string",
"student_id": "string",
"is_staff": true,
"avatar": "string"
}