docs: def post(self, document):
          """Send to API a document or a list of document.
  
          :param document: a document or a list of document.
          :type document: dict or list
          :return: Message with location of job
          :rtype: dict
          :raises ValidationError: if API returns status 400
          :raises Unauthorized: if API returns status 401
          :raises Forbidden: if API returns status 403
          :raises NotFound: if API returns status 404
          :raises ApiError: if API returns other status
          """
  
          if type(document) is dict:
              document = [document]
  
          return self.make_request(method='POST', uri='updates/', data=document)