# `Grizzly.ZWave.Commands.CentralSceneNotification`
[🔗](https://github.com/smartrent/grizzly/blob/v9.1.4/lib/grizzly/zwave/commands/central_scene_notification.ex#L1)

This command is used to advertise a scene key event.

Versions 1 and 2 are obsolete.

Params:

  * `:seq_number` - The receiving device uses the sequence number to ignore duplicates. (required)

  * `:slow_refresh` - This flag is used to advertise if the node is sending Key Held Down notifications at a slow rate. (required)

  * `:key_attribute` - This field advertises one or more events detected by the key (required)

  * `:scene_number` - The scene for the key event (required)

# `param`

```elixir
@type param() ::
  {:seq_number, non_neg_integer()}
  | {:slow_refresh, boolean()}
  | {:key_attribute, Grizzly.ZWave.CommandClasses.CentralScene.key_attribute()}
  | {:scene_number, non_neg_integer()}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*