docs: def _fromJSON(cls, jsonobject):
          """Generates a new instance of :class:`maspy.core.MzmlScan` from a
          decoded JSON object (as generated by
          :func:`maspy.core.MzmlScan._reprJSON()`).
  
          :param jsonobject: decoded JSON object
  
          :returns: a new instance of :class:`MzmlScan`
          """
          scanWindowList = _mzmlListAttribToTuple(jsonobject[0])
          params = [tuple(param) for param in jsonobject[1]]
          return cls(scanWindowList, params)