HostFeatureMask
                                HostFeatureMask                            
                            A mask that is applied to a host feature capability.
AllOf
                                        This class requires all of the following:
                                                                                            
                                            
                                        JSON Example
                                    {
    "_typeName": "string",
    "key": "string",
    "featureName": "string",
    "value": "string"
}
            
            
                                    string
                
                
            
        
        
                key            
                            Required
                    Accessor name to the feature mask.
            
            
                                    string
                
                
            
        
        
                featureName            
                            Required
                    Name of the feature Identical to the key.
            
            
                                    string
                
                
            
        
        
                value            
                            Required
                    Opaque value to change the host feature capability to.
Masking operation is contained in the value.
