class Theme:
    def __init__(self, datetime, theme, modifier, person, postId, similarity, message):
        self.datetime = datetime
        self.theme = theme
        self.modifier = modifier
        self.message=message
        self.person=person
        self.postId=postId
        self.themeSimilarity=similarity

    def to_dict(self):
        return {
            'datetime':self.datetime,
            'theme': self.theme,
            'modifier': self.modifier,
            'message': self.message,
            'person': self.person,
            'postId': self.postId,
            'themeSimilarity': self.themeSimilarity
        }