def field_mapping_help():
    """Help message for field mapping Dialog.

    .. versionadded:: 4.1.0

    :returns: A message object containing helpful information.
    :rtype: messaging.message.Message
    """
    message = m.Message()
    message.add(m.Brand())
    message.add(heading())
    message.add(content())
    return message
Help message for field mapping Dialog.

    .. versionadded:: 4.1.0

    :returns: A message object containing helpful information.
    :rtype: messaging.message.Message