curl --request GET \
  --url https://core-proxy-service-w34nvoxnwq-uc.a.run.app/proxy_api/v1/tl-isps/users/{user_id} \
  --header 'Authorization: Bearer <token>'

{
  "username": "<string>",
  "userId": 12345,
  "password": "<string>",
  "proxyList": [
    "<string>"
  ],
  "startTime": 123,
  "endTime": 123,
  "expiryHours": 123,
  "status": 123,
  "country": "<string>",
  "product": "<string>"
}