('secret',models.CharField(blank=True,help_text="When provided, the request will include a 'X-Hook-Signature' header containing a HMAC hex digest of the payload body using the secret as the key. The secret is not transmitted in the request.",max_length=255)),
('ssl_verification',models.BooleanField(default=True,help_text='Enable SSL certificate verification. Disable with caution!')),
('obj_type',models.ManyToManyField(help_text='The object(s) to which this Webhook applies.',related_name='webhooks',to='contenttypes.ContentType',verbose_name='Object types')),