'instantiation': Parameter(str, "Slice instantiation state"),
'url': Parameter(str, "URL further describing this slice", max = 254, nullok = True),
'description': Parameter(str, "Slice description", max = 2048, nullok = True),
'instantiation': Parameter(str, "Slice instantiation state"),
'url': Parameter(str, "URL further describing this slice", max = 254, nullok = True),
'description': Parameter(str, "Slice description", max = 2048, nullok = True),