mixed getRelation(string $relation) Get a specified relationship.

$this error() Indicate that the notification gives information about an

Illuminate\Notifications\Channels Classes

bool isGuarded(string $key) Determine if the given key is guarded.

$this with(Action|string|array $line)

Collection zip(mixed $items)

array broadcastOn() Get the channels the event should broadcast on.

$this action(string $text, string $url) Configure the "call to action"

Collection split(int $numberOfGroups)

void markAsRead() Mark the notification as read.