Google play games service

I have this errors
Assets/GooglePlayGames/ISocialPlatform/PlayGamesLocalUser.cs(28,18): error CS0535: GooglePlayGames.PlayGamesLocalUser' does not implement interface member UnityEngine.SocialPlatforms.ILocalUser.Authenticate(System.Action)’

Assets/GooglePlayGames/ISocialPlatform/PlayGamesPlatform.cs(36,18): error CS0535: GooglePlayGames.PlayGamesPlatform' does not implement interface member UnityEngine.SocialPlatforms.ISocialPlatform.Authenticate(UnityEngine.SocialPlatforms.ILocalUser, System.Action)’

Assets/GooglePlayGames/Platforms/Android/AndroidRtmpClient.cs(492,29): error CS1729: The type Player' does not contain a constructor that takes 2’ arguments

Assets/GooglePlayGames/Platforms/Android/AndroidRtmpClient.cs(491,25): error CS1502: The best overloaded method match for `GooglePlayGames.BasicApi.Multiplayer.Participant.Participant(string, string, GooglePlayGames.BasicApi.Multiplayer.Participant.ParticipantStatus, GooglePlayGames.BasicApi.Multiplayer.Player, bool)’ has some invalid arguments

Assets/GooglePlayGames/Platforms/Android/AndroidRtmpClient.cs(492,29): error CS1503: Argument #4' cannot convert Player’ expression to type `GooglePlayGames.BasicApi.Multiplayer.Player’

Assets/GooglePlayGames/Platforms/Android/JavaUtil.cs(197,26): error CS1729: The type Player' does not contain a constructor that takes 2’ arguments

Assets/GooglePlayGames/Platforms/Android/JavaUtil.cs(203,20): error CS1502: The best overloaded method match for `GooglePlayGames.BasicApi.Multiplayer.Participant.Participant(string, string, GooglePlayGames.BasicApi.Multiplayer.Participant.ParticipantStatus, GooglePlayGames.BasicApi.Multiplayer.Player, bool)’ has some invalid arguments

Assets/GooglePlayGames/Platforms/Android/JavaUtil.cs(203,72): error CS1503: Argument #4' cannot convert Player’ expression to type `GooglePlayGames.BasicApi.Multiplayer.Player’

Where ir support library?