https://userapps.support.sap.com/sap/support/knowledge/en/3583233
3583233 - IBP: Purchasing OData API /IBP/API_PURCHASING Overview | SAP Knowledge Base Article
This KBA provides help to use the /IBP/API_PURCHASING OData API service and information on how to extract and import purchasing order data. It includes a...
odata apisap knowledgeibppurchasingoverview