Symbol.fromJson constructor
      
      Symbol.fromJson(
    
    
- Map json_
 
Implementation
Symbol.fromJson(core.Map json_)
  : this(
      boundingBox:
          json_.containsKey('boundingBox')
              ? BoundingPoly.fromJson(
                json_['boundingBox'] as core.Map<core.String, core.dynamic>,
              )
              : null,
      confidence: (json_['confidence'] as core.num?)?.toDouble(),
      property:
          json_.containsKey('property')
              ? TextProperty.fromJson(
                json_['property'] as core.Map<core.String, core.dynamic>,
              )
              : null,
      text: json_['text'] as core.String?,
    );