# libtmux.ObservationEvent

- **Module:** libtmux
- **Package:** libtmux
- **Language:** Lua
- **Kind:** class
- **Source:** https://github.com/libtmux/libtmux-lua/blob/547c9c4228e07ebf846690eb44da2eeeb6fde922/lua/libtmux/_internal/observation.lua#L394
- **Page:** https://libtmux.org/en/lua/latest/reference/libtmux-observationevent/

## Members

- `age` (attribute): Extended-output decimal age.
- `data` (attribute): Byte-preserving pane output.
- `generation` (attribute)
- `index` (attribute)
- `kind` (attribute)
- `metadata` (attribute): Extended-output metadata.
- `name` (attribute): Native notification name.
- `pane` (attribute)
- `payload` (attribute): Native notification payload.
- `raw` (attribute): Original notification line.
- `sequence` (attribute)
- `server_generation` (attribute)
- `session_id` (attribute)
- `value` (attribute): Typed format subscription value.
- `window_id` (attribute)