code: def _fromJSON(cls, jsonobject):
          
          isolationWindow =[tuple(param) for param in jsonobject]
          return cls(isolationWindow)
docs: Generates a new instance of :class:`maspy.core.MzmlProduct` from a
          decoded JSON object (as generated by
          :func:`maspy.core.MzmlProduct._reprJSON()`).
  
          :param jsonobject: decoded JSON object
  
          :returns: a new instance of :class:`MzmlProduct`