[FIX] whatsapp: remove non memeber fields

odex25_base/whatsapp/models/discuss/ir_attachment.py

@@ -17,13 +17,6 @@ class IrAttachment(models.Model):
             return guest
         return super()._bus_notification_target()
 
-    def _attachment_format(self, commands=False):
-        attachment_format = super()._attachment_format(commands=commands)
-        for a in attachment_format:
-        # sudo: discuss.voice.metadata - checking the existence of voice metadata for accessible attachments is fine
-            a["voice"] = bool(self.browse(a["id"]).with_prefetch(self._prefetch_ids).sudo().voice_ids)
-        return attachment_format
-
     def _post_add_create(self, **kwargs):
         super()._post_add_create()
         if kwargs.get('voice'):