# tmux.PaneRel.UnmarshalJSON

- **Module:** tmux.PaneRel
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/filter_generated.go#L3590
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-panerel-unmarshaljson/

```
tmux.PaneRel.UnmarshalJSON(data: []byte) -> error
```

UnmarshalJSON clears the receiver, strictly decodes a pane relation, then validates it. Unknown or duplicate fields, trailing data, and semantic failures wrap [ErrInvalidFilter]; the receiver may retain decoded state on error.