code: def send(self, event):
          
          try:
              self.collection.insert(event, manipulate=False)
          except (PyMongoError, BSONError):
              # The event will be lost in case of a connection error or any error
              # that occurs when trying to insert the event into Mongo.
              # pymongo will re-connect/re-authenticate automatically
              # during the next event.
              msg = 'Error inserting to MongoDB event tracker backend'
              log.exception(msg)
docs: Insert the event in to the Mongo collection