JUMP TOModern Treasury APIGetting StartedTopicsAuthenticationDevelopmentStatus CodesErrorsMetadataIdempotent RequestsRate LimitsPaginationTimestampsPostmanBanking FundamentalsSupported BanksACH Return/NOC CodesACH TimingsWire TimingsPaymentsPayment OrdersCreate Payment OrderpostExample RequestsAsync Create Payment OrderpostList Payment OrdersgetGet Payment OrdergetUpdate Payment OrderpatchExpected PaymentsCreate Expected PaymentpostExample RequestsList Expected PaymentsgetGet Expected PaymentgetUpdate Expected PaymentpatchArchive Expected PaymentdeleteLine ItemsList Line ItemsgetGet Line ItemgetUpdate Line ItempatchReturnsCreate ReturnpostList ReturnsgetGet ReturngetPaper ItemsList Paper ItemsgetGet Paper ItemgetIncoming Payment DetailsList Incoming Payment DetailsgetGet Incoming Payment DetailgetUpdate Incoming Payment DetailpatchReversalsCreate ReversalpostGet ReversalgetList ReversalsgetPayment ReferencesCounterpartiesCounterpartiesCreate CounterpartypostExample RequestsList CounterpartiesgetGet CounterpartygetUpdate CounterpartypatchCollect Account DetailspostDelete CounterpartydeleteBank AccountsInternal AccountsCreate Internal AccountpostList Internal AccountsgetGet Internal AccountgetUpdate Internal AccountpatchVirtual AccountsCreate Virtual AccountpostList Virtual AccountsgetGet Virtual AccountgetUpdate Virtual AccountpatchDelete Virtual AccountdeleteExternal AccountsCreate External AccountpostList External AccountsgetGet External AccountgetUpdate External AccountpatchDelete External AccountdeleteInitiate VerificationpostComplete VerificationpostRouting DetailsCreate Routing DetailpostList Routing DetailsgetGet Routing DetailgetDelete Routing DetaildeleteAccount DetailsCreate Account DetailpostList Account DetailsgetGet Account DetailgetDelete Account DetaildeleteContact DetailsCreate Contact DetailspostList Contact DetailsgetGet Contact DetailgetDelete Contact DetaildeleteBalance ReportsList Balance ReportsgetGet Balance ReportgetBalancesConnectionsList ConnectionsgetReconciliationTransactionsList TransactionsgetGet TransactiongetUpdate TransactionpatchTransaction Line ItemsList Transaction Line ItemsgetLedgersLedgersCreate LedgerpostList LedgersgetGet LedgergetUpdate LedgerpatchDelete LedgerdeleteLedger AccountsCreate Ledger AccountpostList Ledger AccountsgetGet Ledger AccountgetUpdate Ledger AccountpatchDelete Ledger AccountdeleteLedger TransactionsCreate Ledger TransactionpostList Ledger TransactionsgetGet Ledger TransactiongetUpdate Ledger TransactionpatchLedger EntriesList Ledger EntriesgetGet Ledger EntrygetLedger Account CategoriesCreate Ledger Account CategorypostList Ledger Account CategoriesgetGet Ledger Account CategorygetAdd Ledger Account to CategoryputRemove Ledger Account from CategorydeleteAdd Ledger Account Category to CategoryputRemove Ledger Account Category from CategorydeleteComplianceUser OnboardingsCreate User OnboardingpostList User OnboardingsgetGet User OnboardinggetDecisionsList DecisionsgetGet DecisiongetCasesList CasesgetGet CasegetDevelopersAPI KeysCurrent API KeygetEventsList EventsgetGet EventgetWebhook EventsCreate Webhook EventpostGet Webhook EventgetWebhook EndpointsCreate Webhook EndpointpostList Webhook EndpointsgetGet Webhook EndpointgetUpdate Webhook EndpointpatchDelete Webhook EndpointdeleteWebhooksOverviewBalance ReportsExpected PaymentsPaper ItemsPayment OrdersReturnsReversalsTransactionsExternal AccountsLedger TransactionsIncoming Payment DetailsUser OnboardingsDecisionsAdditional ResourcesAddressesDocumentsCreate DocumentpostList DocumentsgetGet DocumentgetDownload DocumentgetValidation EndpointsRouting NumbersValidate Routing NumbergetSimulation EndpointsIncoming Payment DetailSimulate Incoming Payment DetailpostList Contact Detailsget https://app.moderntreasury.com/api/external_accounts/{external_account_id}/contact_detailsGet a list of account details for a single external account