Combínalas como quieras y te descontamos el 50% en la 2ª unidad de menor importe

{ "offers": [ { "sales_reference": "001020645302892 ", "seller": { "identifier": "001" } }, { "sales_reference": "001020645302900 ", "seller": { "identifier": "001" } }, { "sales_reference": "001020645302918 ", "seller": { "identifier": "001" } }, { "sales_reference": "001020642902074 ", "seller": { "identifier": "001" } }, { "sales_reference": "001020648603395 ", "seller": { "identifier": "001" } }, { "sales_reference": "001020648603403 ", "seller": { "identifier": "001" } }, { "sales_reference": "001020648605531 ", "seller": { "identifier": "001" } } ], "subsite": { "identifier": "supermarketExpressStore", "parent": { "identifier": "supermarket" } }, "query_params": { "centers": {}, "is_full_documentation": false, "is_include_offer_availability": true }, "query_list_get_method": "001020645302892___,001020645302900___,001020645302918___,001020642902074___,001020648603395___,001020648603403___,001020648605531___", "delivery_get_method": { "delivery_type": "eci_express", "center_id": "0006" } }