---
title: "Start Sandbox Retention Performance Test"
method: POST
path: "/v2/retention-onboarding/sandbox/performance-test"
tags: ["Retention Messaging Onboarding V2"]
---

# Start Sandbox Retention Performance Test

`POST /v2/retention-onboarding/sandbox/performance-test`

## Request body

- object
  - `application_id` string, required — a string to be decoded into a number
  - `original_transaction_id` string, required — a string at least 1 character(s) long

## Response `200`

Success

- object
  - `object` 'retention_performance_test', required
  - `application_id` string, required — a string to be decoded into a number
  - `request_id` string, required
  - `config` object, required
    - `max_concurrent_requests` number, required
    - `response_time_threshold` number, required
    - `success_rate_threshold` number, required
    - `total_duration` number, required
    - `total_requests` number, required

## Other responses

- `400` — The request did not match the expected schema
- `401` — No API key was provided in the request
- `403` — The API key does not have permission to perform this action
- `404` — The requested resource was not found
- `429` — Too many requests have been made in a short period
- `500` — An unexpected error occurred on the server
- `502` — The upstream retention provider request failed

---

[API](https://skmtc.dev/superwall/apis/superwall-api-v2.md) · [All operations](https://skmtc.dev/superwall/apis/superwall-api-v2/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/superwall/superwall-api-v2/revisions/e04f76c478af/schema)