Summary
	
    The object stored in metadata at the specified key is converted to JSON, which then either
    replaces the content of each input document or is stored in the specified metadata key.
    
		
	Syntax
	public GenerateJson(string sourceKey, string destinationKey = null)
	Parameters
	
		
			
				
					
						| Name | 
						Type | 
						Description | 
					
				
					
						| sourceKey | 
						string | 
						The metadata key of the object to convert to JSON. | 
					
					
						| destinationKey | 
						string | 
						The metadata key where the JSON should be stored (or null
    to replace the content of each input document). | 
					
			
		 
	 	
	Return Value