Response status is replaced by one of the following:

• UNABLE_ADD_APPLICATION: Unable to add the playlist into the application
• UNABLE_TO_FIND_PLAYLIST: The specified playlist does not exist
• UNABLE_TO_FIND_APPLICATION: The specified application does not exist
• NOT_AUTHENTICATED: You need to be authenticated in order to use this API
• NOT_AUTHORIZED: You are not authorized to add a video to this playlist
• PRIVATE_PLAYLIST: The specified playlist is not public
• ALREADY_IN_APPLICATION: The specified playlist is already in the application