https://support.netvisor.fi/en/support/solutions/articles/77000557880-api-authentication Required. Specify sender. Required. Specify customerId. Required. Specify customerKey. Required. Specify partnerId. Required. Specify partnerKey. Required. Specify organisationId. Required. Specify language. https://support.netvisor.fi/en/support/solutions/articles/77000554190-get-whole-account-list-accountlist-nv