code: def from_protobuf(cls, proto: LinkItemProto) -> LinkItem:
          
          if proto.name == '':
              raise ValueError("name of LinkItem does not exist or is empty inside the protobuf.")
          return cls(proto.name, Timestamp.ToDatetime(proto.time))
docs: Constructor from protobuf.
  
          :param proto: protobuf structure
          :type proto: ~unidown.plugin.protobuf.link_item_pb2.LinkItemProto
          :return: the LinkItem
          :rtype: ~unidown.plugin.link_item.LinkItem
          :raises ValueError: name of LinkItem does not exist inside the protobuf or is empty