docs: def patch(self, request, format=None):
          """
          Update an existing Channel
          """
          data = request.data.copy()
  
          # Get chat type record
          try:
              ct = ChatType.objects.get(id=data.pop("chat_type"))
              data["chat_type"] = ct
          except ChatType.DoesNotExist:
              return typeNotFound404
  
          if not self.is_path_unique(
              data["id"], data["publish_path"], ct.publish_path
          ):
              return notUnique400
  
          # Get channel record
          try:
              c = Channel.objects.get(id=data.pop("id"))
          except Channel.DoesNotExist:
              return channelNotFound404
  
          # Save new data
          for key, value in data.items():
              setattr(c, key, value)
          c.save()
  
          self.handle_webhook(c)
  
          return Response(
              {
                  "text": "Channel saved.",
                  "method": "PATCH",
                  "saved": ChannelCMSSerializer(c).data,
              },
              200,
          )