artist (Required) : The artist name. track (Required) : The track name. album (Optional) : The album name. trackNumber (Optional) : The track number of the track on the album. context (Optional) : Sub-client version (not public, only enabled for certain API keys) mbid (Optional) : The MusicBrainz Track ID. duration (Optional) : The length of the track in seconds. albumArtist (Optional) : The album artist - if this differs from the track artist. api_key (Required) : A Last.fm API key. api_sig (Required) : A Last.fm method signature. See authentication for more information. sk (Required) : A session key generated by authenticating a user via the authentication protocol.
This service requires authentication. Please see our authentication how-to.
This is a write service and must be accessed with an HTTP POST request. All parameters should be sent in the POST body, including the 'method' parameter. See rest requests for more information.