def initUser():
    """
    initUser initializes a user object containing tone data (from the
    Watson Tone Analyzer)
    @returns user json object with the emotion, writing and social tones.  The
    current tone identifies the tone for a specific conversation turn, and the
    history provides the conversation for all tones up to the current tone for a
    conversation instance with a user.
    """
    return {'user': {'tone': {'emotion': {'current': None}, 'writing': {
        'current': None}, 'social': {'current': None}}}}
