---
title: "Relayed callback for redirect flows"
method: POST
path: "/connectivity/v2/authorizations:relay-callback"
tags: ["Connectivity v2.Authorization", "BETA"]
---

# Relayed callback for redirect flows

`POST /connectivity/v2/authorizations:relay-callback`

Send url-decoded callback information from an ASPSP.

## Request body

- RelayedCallbackRequest — The callback response from the ASPSP in a JSON format.
  - `parameters` object — The post parameters from the received callback from the ASPSP. Contains the parameters necessary for the integration to continue the communication with the ASPSP.
  - `state` string, required — The state from the received callback from the ASPSP. Used by Tink to connect the incoming callback to the correct session.

## Response `204`

Callback information submitted.

## Other responses

- `400` — Invalid input.
- `401` — Unauthorized request.
- `403` — Permission denied.
- `500` — Internal server error.

---

[API](https://skmtc.net/tink/apis/tink-api.md) · [All operations](https://skmtc.net/tink/apis/tink-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tink/tink-api/revisions/23d8982b533d/schema)