Hello,    that's possible by first configuring the desired customer / supplier class with "WebhookNotification" flag checked in the Financials ERP UI, then sending a POST Customer/Supplier request via API with the configured "ClassID" in the payload.    Customer Class(ScreenId=AR201000)   Supplier Class (ScreenId=AP201000)   POST Customer example: { "name": { "value": "YLD [TEST]" }, "number": { "value": "22455" }, "status": { "value": "Active" }, "currencyId": { "value": "NOK" }, "customerClassId": { "value": "1" } } Output:   POST Supplier example: { "number": { "value": "30244" }, "name": { "value": "YLD[TEST]" }, "status": { "value": "Active" }, "supplierClassId": { "value": "1" } } Output:   ... View more