toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (dependencyEdge != null) 'dependencyEdge': dependencyEdge!,
if (lemma != null) 'lemma': lemma!,
if (partOfSpeech != null) 'partOfSpeech': partOfSpeech!,
if (text != null) 'text': text!,
};