---
title: "Paywall Seen"
method: POST
path: "/lifecycle/paywall-seen"
tags: ["lifecycle"]
---

# Paywall Seen

`POST /lifecycle/paywall-seen`

## Request

- Base URL: `https://api.threadchain.pro` (the document declares no server; this is the origin it was published from)
- URL: `https://api.threadchain.pro/lifecycle/paywall-seen`
- Auth: OAuth 2
  - Password
  - Token URL: `auth/token`

The app showed an upgrade wall (PDF download, or starting the next tech pack): starts journey C.

## Request body

- PaywallSeenRequest
  - `wall` 'download' | 'next_pack', required

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/threadchain/apis/threadchain-backend.md) - [All operations](https://skmtc.dev/threadchain/apis/threadchain-backend/llms.txt) - [OpenAPI document](https://skmtc.dev/threadchain/apis/threadchain-backend/revisions/8ee288a7e6bd?raw)