---
title: "GET /subscription/frames/hash"
method: GET
path: "/subscription/frames/hash"
---

# GET /subscription/frames/hash

`GET /subscription/frames/hash`

Get current value of the subscription session hash. Support for this method is OPTIONAL. It was added to detect errors in TBC subscribed frame reception. Likely not needed for FAN 1.1.

## Response `200`

The current value of the subscription session SHA256 hash (encoded as hex ASCII ... 64 digits).

- string

## Other responses

- `default` — Unknown error occurred

---

[API](https://skmtc.net/siliconlabs/apis/tbu-api.md) · [All operations](https://skmtc.net/siliconlabs/apis/tbu-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/siliconlabs/tbu-api/versions/8475de394ee2/schema)