ExpiryTimeKey is the key of this feature source indicating when features should be removed.

NoFeature indicates whether the feature should be included in exposed raw features or not.

NoLabel indicates whether the feature should be included in exposed labels or not.

DirectivePrefix defines the prefix of directives that should be parsed.

LabelFeature of this feature source.

MaxFeatureFileSize defines the maximum size of a feature file size.

Name of this feature source.

RawFeature of this feature source.