# `GSFeaBlock propertyListValueFormat:error:`

*Instance Method*

Returns the content of the block to store it in pList.

## Declaration

```objc
- (NSDictionary<NSString *,id> *) propertyListValueFormat:(GSFormatVersion) format error:(NSError **) error;
```

```python
propertyListValueFormat_error_(format: GSFormatVersion) -> tuple[dict[str, object], NSError]
```

## Parameters

- `format` — The version of the dict

## Discussion

This is used to store the data in the .glyphs file.