How to Configure InvokeAWSGatewayApi 1.17.0 processor in nifi

[#1]

I'm getting error response on InvokeAWSGatewayApi 1.17.0 processor, i have filled both the Access Key ID and Secret Access Key correctly,

Same is working fine in Postman, as in Postman we have additional fields available in Authorization as Service Name and Session Token . Please suggest

Response Message

<ErrorResponse xmlns="https://sts.amazonaws.com/doc/2011-06-15/">
<Error>
<Type>Sender</Type>
<Code>SignatureDoesNotMatch</Code>
<Message>Credential should be scoped to correct service: 'sts'. </Message>
</Error>
<RequestId>c23dd227-647b-46e2-b7bc-d0eea8f8ca33</RequestId>
</ErrorResponse>

Processor Screenshot