---
title: "Claim Registration Conversion"
method: POST
path: "/api/attribution/registration"
---

# Claim Registration Conversion

`POST /api/attribution/registration`

Claim one completed registration per account and deliver it durably.

## Request body

- RegistrationConversionRequest
  - `fbc` string, nullable
  - `fbp` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-24** `91611253a1c4` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/latted/apis/motion-graphics-designer-api/changes/api/attribution/registration/post.md)

---

[API](https://skmtc.dev/latted/apis/motion-graphics-designer-api.md) · [All operations](https://skmtc.dev/latted/apis/motion-graphics-designer-api/llms.txt) · [OpenAPI document](https://skmtc.dev/latted/apis/motion-graphics-designer-api/revisions/899e20c481a2?raw)