> ## Documentation Index
> Fetch the complete documentation index at: https://docs.zonely.gen.tr/llms.txt
> Use this file to discover all available pages before exploring further.

# Responses and error codes

> Read transaction responses and error messages.

| HTTP | Description |
| - | - |
| `200` | The process returned to the response. The results are shown in the reference of the process. |
| `401` | Key invalid or off API. |
| `403` | Transaction or registration access was rejected. |
| `404` | No source. |
| `405` | The request method is not supported. |
| `413` | The request body limit was exceeded. |
| `422` | Invalid request areas or JSON body. |
| `429` | The request limit was exceeded. Assumption `Retry-After` wait until the time. |
| `503` | The process failed to complete temporarily. |

Returns the result of the process `status`, `success` and `message` Read from the areas. For example:

```json theme={"theme":"css-variables"}
{"status":"success","message":"Product added successfully."}
```

Check the corresponding list before sending them again to a request that creates registration.


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