---
title: "Campaign recipients added"
method: POST
path: "campaign.recipients_added"
tags: ["Webhooks/Webhooks", "Webhooks"]
---

# Campaign recipients added

`POST campaign.recipients_added` (webhook)

**Event name:** `campaign.recipients_added`

A batch of customers was enrolled into a campaign. Scope: location-scoped. Delivered as a signed HTTP POST to your Webhooks URL.

## Headers

- `X-Synup-Signature` string, required

## Payload

- object
  - `event` string: Dotted event name.
  - `timestamp` string: ISO-8601 UTC time the event was emitted.
  - `account_id` integer: Synup account the event belongs to.
  - `location_id` string: Numeric string for location-scoped events; null for brand-scoped events.
  - `data` object
    - `campaign_id` string: Campaign UUID.
    - `recipient_count` integer: Number of recipients enrolled in this batch.
    - `review_campaign_customer_ids` string[]: Enrolled recipient UUIDs.

## Acknowledgement `200`

Your endpoint acknowledges receipt with any 2xx. A non-2xx response or a timeout (>10s) is treated as a failed delivery.

- object

---

[API](https://skmtc.dev/synup/apis/synup-api.md) - [All operations](https://skmtc.dev/synup/apis/synup-api/llms.txt) - [OpenAPI document](https://skmtc.dev/synup/apis/synup-api/revisions/67de2d51c22e?raw)