nspanel-lovelace-ui/docs/card-media.md

Alarm Card

    cards:
      - type: cardMedia
        entity: media_player.spotify

List of supported config keys of this card:

key	optional	type	default	description
type	False	string	None	Used by navigate items
title	True	string	None	Title of the Page
entity	False	string	None	contains the entity of the current card
key	True	string	None	Used by navigate items
alarmControl	True	complex	None	overwrites the action executed on pressing the left upper icon (red circle), by default this button is used to show a list of open sensors on a failed attempt to arm.