LUSIDEndpointsTransaction PortfoliosUpsert Custodian AccountsUpsert Custodian Accounts UpsertCustodianAccounts/api/transactionportfolios/{scope}/{code}/custodianaccountsCreate or update Custodian Accounts in the Transaction Portfolios. A Custodian Account will be updated if it already exists and created if it does not. The batch limit per request is 2,000. Machine-readable formats: text summary · OpenAPI fragment