Het volgende heb ik ingevuld bij de 3CX CRM template:   Template: <naam> Auth methode: OAuth2 Auth Endpoint: https://identity.vismaonline.com/connect/authorize Token: https://identity.vismaonline.com/connect/token Scope: openid%20adv:identity%20adv:contacts%20adv:customers Lookup by Number API URL (GET): https://advisorapi.visma.net/api/online/contacts{id} Contact ID: ID Fisrt name: firstname Last name: lastname Companey Name: Companyname email: Email Business Phone: phone Business Phone 2: mobilephone Contact URL: https://advisorapi.visma.net/api/online/contacts{id} Enable Contact creation: off Enable Call Journaling: Off Enable chat journaling: Off   ... View more