Actions are used on the notifications option in the config.
Message
Sends a message to the player.
message:&cYouhave &71 minute &cleft to play on the server.# Only if use_minimessage option is enabled in the configmessage:<red>You have <gray>1 minute <red>left to play on the server.
Centered Message
Sends a centered message to the player.
centered_message:&cYouhave &71 minute &cleft to play on the server.# Only if use_minimessage option is enabled in the configcentered_message:<red>You have <gray>1 minute <red>left to play on the server.
When use_minimessage is enabled in the config:
This action only supports color MiniMessages tags. (You can't use other tags like <hover> or <click>, if you want to do so, use the message action and center the text manually)
Sends a title and subtitle message to the player. Use this format: "title: fadeIn;stay;fadeOut;title;subtitle" (The duration of fadeIn, stay and fadeOut must be in ticks, 20ticks = 1second) If you want just a title, or just subtitle write "none"