Fatal error: Uncaught Error: Class "SellingPartnerApi\Model\BaseModel" not found in /home/amzgreatvaluesto/public_html/amz_sp/vendor/jlevers/selling-partner-api/lib/Model/ShippingV2/SupportedDocumentDetail.php:45 Stack trace: #0 {main} thrown in /home/amzgreatvaluesto/public_html/amz_sp/vendor/jlevers/selling-partner-api/lib/Model/ShippingV2/SupportedDocumentDetail.php on line 45