Youtube Api 에러 문제 부탁드립니다..

Question

https://www.googleapis.com/youtube/v3/playlistItems?part=snippet&playlistId=playlist아이디입력하고&key=제서버키

클라이언트아이디랑 서버키도 생성하였구 라이브러리 google+api랑 youtube data api 도 사용해놨는데,,

아래같은 에러가 뜨네요ㅠㅠ 부탁드립니다.

{
 "error": {
  "errors": [
   {
    "domain": "usageLimits",
    "reason": "ipRefererBlocked",
    "message": "The request did not specify any Android package name or signing-certificate fingerprint. Please ensure that the client is sending them or use the API Console to update your key restrictions.",
    "extendedHelp": "https://console.developers.google.com/apis/credentials?project=12846516966"
   }
  ],
  "code": 403,
  "message": "The request did not specify any Android package name or signing-certificate fingerprint. Please ensure that the client is sending them or use the API Console to update your key restrictions."
 }
}