---
title: "Send a custom event occurrence"
method: POST
path: "/events/2026-03/send"
tags: ["Basic"]
---

# Send a custom event occurrence

`POST /events/2026-03/send`

Send data for a single custom event occurrence.

## Request body

- EventsBehavioralEventHttpCompletionRequest
  - `email` string — Email of visitor
  - `eventName` string, required — Internal name of the event-type to trigger
  - `objectId` string — The object id that this event occurred on. Could be a contact id or a visitor id.
  - `occurredAt` string, date-time — The time when this event occurred (if any). If this isn't set, the current time will be used
  - `properties` object, required — Map of properties for the event in the format property internal name - property value
  - `utk` string — User token
  - `uuid` string

## Response `204`

No content

## Other responses

- `default` — An error occurred.

---

[API](https://skmtc.net/hubspot/apis/hubspot-api-specification.md) · [All operations](https://skmtc.net/hubspot/apis/hubspot-api-specification/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/hubspot/hubspot-api-specification/versions/f9c7181056c5/schema)