Pause playback on the user<U+2019>s account.
pause_my_playback( device_id = NULL, authorization = get_spotify_authorization_code() )
Optional. The id of the device this command is targeting. If not supplied, the user<U+2019>s currently active device is the target.
Required. A valid access token from the Spotify Accounts service. See the Web API authorization Guide for more details. Defaults to
spotifyr::get_spotify_access_token(). The access token must have been issued on behalf of the current user.
The access token must have the
user-modify-playback-state scope authorized in order to control playback.