Invalid Signature

The signature verification failed. Below is the detailed debug information:

Received Parameters

Array
(
    [apiClaim] => 
    [apiToken] => 
    [customerName] => 
    [customerWebId] => 
    [parameterCacheId] => 
    [signature] => 
    [timestamp] => 
    [userId] => 
)

Full URL

https://api.onoffice.simplestaging.net

Error

No query parameters found in URL