SummaryField.fromJson constructor
      
      SummaryField.fromJson(
    
    
- Map json_
 
Implementation
SummaryField.fromJson(core.Map json_)
  : this(field: json_['field'] as core.String?);
SummaryField.fromJson(core.Map json_)
  : this(field: json_['field'] as core.String?);