Get Net Funding Information Samplecode is Running.. 
stdClass Object
(
    [response] => stdClass Object
        (
            [rmsg] => Authentication Failed
        )

)
[401] Error connecting to the API (https://api.cybersource.com/reporting/v3/net-fundings?startTime=2018-10-01T00%3A00%3A00.0Z&endTime=2018-10-30T23%3A59%3A59.0Z&organizationId=testrest&groupName=groupName)