{"additionalProperties": false, "type": "object", "properties": {"message_template": {"type": "string"}, "enabled": {"type": "boolean"}, "headers": {"patternProperties": {".*": {"type": "string"}}, "type": "object"}, "content_type": {"type": "string"}, "endpoint_url": {"type": "string"}, "skip_tls_verify": {"type": "boolean"}}}