code: def deserialize(cls, target_class, array):
          
  
          installation = target_class.__new__(target_class)
          server_public_key_wrapped = array[cls._INDEX_SERVER_PUBLIC_KEY]
          installation.__dict__ = {
              cls._ATTRIBUTE_ID: converter.deserialize(
                  core.Id,
                  array[cls._INDEX_ID][cls._FIELD_ID]
              ),
              cls._ATTRIBUTE_TOKEN: converter.deserialize(
                  core.SessionToken,
                  array[cls._INDEX_TOKEN][cls._FIELD_TOKEN]
              ),
              cls._ATTRIBUTE_SERVER_PUBLIC_KEY: converter.deserialize(
                  core.PublicKeyServer,
                  server_public_key_wrapped[cls._FIELD_SERVER_PUBLIC_KEY]
              ),
          }
  
          return installation
docs: :type target_class: core.Installation|type
          :type array: list
  
          :rtype: core.Installation