The class that determins how the payload will be loaded. A templated class that says the payload attribute offset and the payload atrribute creation class ( Policy class ). The loading of the payload will be determined by the attribute creation class.

Template parameters: class TSIGNATURE - The signature class. TInt PAYLOADATTRIBOFFSET - The offset where the payload is persent in the signature class. class TATTRIBUTECREATIONPOLICY - This class determines how the payload should be constructued. The attribute policty class should implement the Meta::SMetaData* New(TPtrC8& aSrc, TPtr8& aDst) function. TInt PAYLOADBUFFERMAXLEN - The maximum payload length. Used internally during the load time.