DeviceContext.fromJson constructor
      
      DeviceContext.fromJson(
    
    
- Map json_
Implementation
DeviceContext.fromJson(core.Map json_)
    : this(
        deviceToken: json_['deviceToken'] as core.String?,
      );DeviceContext.fromJson(core.Map json_)
    : this(
        deviceToken: json_['deviceToken'] as core.String?,
      );