> For the complete documentation index, see [llms.txt](https://layer-akira.gitbook.io/layerakira-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://layer-akira.gitbook.io/layerakira-documentation/integration/endpoints/responses.md).

# Responses

<table data-full-width="true"><thead><tr><th width="187">HTTP Status Code</th><th>Description</th><th>Response Body</th></tr></thead><tbody><tr><td>200</td><td>Successful request</td><td><pre class="language-json" data-overflow="wrap"><code class="lang-json">{ "result": "..." }
</code></pre></td></tr><tr><td>401</td><td>Unauthorized - Authentication failed</td><td><pre class="language-json" data-overflow="wrap"><code class="lang-json">{ "error": "Unauthorized", "code":401 }
</code></pre></td></tr><tr><td>404</td><td>Not Found - Resource not found</td><td><pre class="language-json" data-overflow="wrap"><code class="lang-json">{ "error": "Not Found", "code"404 }
</code></pre></td></tr><tr><td>422</td><td>Unprocessable Entity - Request well-formed but unable to process due to semantic errors</td><td><pre class="language-json" data-overflow="wrap"><code class="lang-json">{ "error": "some int", "code":&#x3C;custom error> }
</code></pre></td></tr><tr><td>429</td><td>Too Many Requests - Client has sent too many requests in a given amount of time</td><td><p></p><pre class="language-json" data-overflow="wrap"><code class="lang-json">{ "error": "Rate limit exceeded",
"code"429 }
</code></pre></td></tr><tr><td>500</td><td>Internal Server Error</td><td><pre class="language-json" data-overflow="wrap"><code class="lang-json">{ "error": 
"Internal Server Error", "code"500 }    
</code></pre></td></tr></tbody></table>

## Exchange Internal Error Codes

This documentation provides a list of internal error codes that might be returned by the exchange during a POST request.&#x20;

### Error Code Descriptions

* `ORDER_ALREADY_IN_PROGRESS`\
  An order with the same parameters is already in progress.
* `ACTION_ALREADY_IN_PROGRESS`\
  A similar action is currently being processed.
* `NO_ORDERS_WITH_THIS_ID`\
  There are no orders corresponding to the provided ID.
* `NOT_THIS_CLIENT_ORDER`\
  The order does not belong to the client making the request.
* `WITHDRAWING`\
  A withdrawal action is currently in progress.
* `NOT_ENOUGH_BALANCE`\
  The user's balance is insufficient for the requested operation.
* `FAILED_SIGN_CHECK`\
  Signature verification failed.
* `UNSUPPORTED_TRADED_PAIR`\
  The trading pair is not supported.
* `WRONG_FLAGS_FOR_LIMIT_ORDER`\
  Incorrect flags were used for a limit order.
* `WRONG_FLAGS_FOR_MARKET_ORDER`\
  Incorrect flags were used for a market order.
* `WRONG_FEE_TOKEN`\
  The fee token provided is incorrect.
* `WRONG_PBIPS`\
  Incorrect PBIPS value.
* `WRONG_GAS_PER_ACTION`\
  The gas per action value is incorrect.
* `WRONG_MAX_GAS_PRICE`\
  The maximum gas price is incorrect.
* `WRONG_CONVERSION_RATE`\
  The conversion rate provided is incorrect.
* `NOT_FOUND`\
  The requested resource was not found.
* `WRONG_INPUT`\
  The input provided is incorrect.
* `STALE_ORDER`\
  The order is stale.
* `WRONG_TIMESTAMP`\
  The timestamp provided is incorrect.
* `ECOSYSTEM_ORDER_ISSUE`\
  There is an issue with the Ecosystem Order.
* `WRONG_ROUTER`\
  The specified router is incorrect.
* `NO_ROUTER`\
  No router is specified.
* `WRONG_NONCE`\
  The nonce provided is incorrect.
* `WRONG_FEE_RECIPIENT`\
  The fee recipient address is incorrect.


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