Fatal error: Uncaught Error: Call to undefined method SellingPartnerApi\Model\ProductPricingV0\GetItemOffersBatchRequest::setMarketplaceId() in /home/amzgreatvaluesto/public_html/amz_sp/sp_api_get_lowest_batch_asin.php:10 Stack trace: #0 {main} thrown in /home/amzgreatvaluesto/public_html/amz_sp/sp_api_get_lowest_batch_asin.php on line 10