---
title: "Create a new Notification for the corresponding Challenge"
method: POST
path: "/v2/Services/{ServiceSid}/Entities/{Identity}/Challenges/{ChallengeSid}/Notifications"
tags: ["VerifyV2Notification"]
---

# Create a new Notification for the corresponding Challenge

`POST /v2/Services/{ServiceSid}/Entities/{Identity}/Challenges/{ChallengeSid}/Notifications`

Create a new Notification for the corresponding Challenge

## Path parameters

- `ServiceSid` string, required
- `Identity` string, required
- `ChallengeSid` string, required

## Response `201`

Created

- VerifyV2ServiceEntityChallengeNotification
  - `sid` string, nullable — A 34 character string that uniquely identifies this Notification.
  - `account_sid` string, nullable — The unique SID identifier of the Account.
  - `service_sid` string, nullable — The unique SID identifier of the Service.
  - `entity_sid` string, nullable — The unique SID identifier of the Entity.
  - `identity` string, nullable — Customer unique identity for the Entity owner of the Challenge. This identifier should be immutable, not PII, length between 8 and 64 characters, and generated by your external system, such as your user's UUID, GUID, or SID. It can only contain dash (-) separated alphanumeric characters.
  - `challenge_sid` string, nullable — The unique SID identifier of the Challenge.
  - `priority` string, nullable — The priority of the notification. For `push` Challenges it's always `high` which sends the notification immediately, and can wake up a sleeping device.
  - `ttl` integer — How long, in seconds, the notification is valid. Max: 5 minutes
  - `date_created` string, date-time, nullable — The date that this Notification was created, given in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.

## Changes

- **2024-08-26** (v2) `c6432fdfc1a2` — 1 info
  - the `ttl` response's property default value `0` was added for the status `201`
- **2023-08-10** (v2) `fb6ded97d73f` — 1 info
  - api tag `VerifyV2Notification` added

[Change history](https://skmtc.dev/twilio/apis/verify-v2/changes/v2/Services/:ServiceSid/Entities/:Identity/Challenges/:ChallengeSid/Notifications/post.md)

---

[API](https://skmtc.dev/twilio/apis/verify-v2.md) · [All operations](https://skmtc.dev/twilio/apis/verify-v2/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/twilio/verify-v2/revisions/995c3e7a8bfb/schema)