Noticed the soap request contained the wrong date and time 

2020-04-02

 instead of 

2020-04-01

<ns10:lastModifiedDate xsi:type="ns18:SearchDateField" operator="onOrAfter" xmlns:ns18="urn:core_2019_2.platform.webservices.netsuite.com">
                            <ns18:searchValue xsi:type="xsd:dateTime">2020-04-02T01:31:04.075Z</ns18:searchValue>
                        </ns10:lastModifiedDate>