dss-rest-api dss datascope-select rest-api rics tick-history-rest-api pricing api historical python extraction c# forex java .net chain-ric data authentication corporate-actions time-series dss-gui isin error search bonds json FTP dss-soap-api symbology on-demand-extraction http funds soap-api index report-template embargo entity terms-and-conditions api-limits sftp time-out certificate credit-ratings futures fields sdk status price-history tick-data connection derivatives quote equities migration token venue-by-day eikon postman python api permid-api market-depth exchanges trade template lipper date json-payload ssl response etf exchange-codes expired-contract error-429 excel elektron-sdk usage performance request-token rfa trth-rest-api expiration datastream-api log-in linux nuget asynchronous delayed-feed permissioning error-500 legacy time-zone sedol condition-codes commodities qualifier time-stamp proxy ric azure page constituents error-400 exception rate-match volume request bulk-download eikon-data-api eonia filter yield spread corporate-events error-404 rdp-api sql vba trbc vwap order repo Download connection-error events visual-studio url maturity settlement calendar netes pricing-history fix-protocol mnemonics credentials quickstart-guide rkd-api time error-message api-token service-status multi-threading rdms pe-code issue synchronous refinitiv-realtime reports deserialize upgrading forwards refinitiv-dataplatform-eikon error-502 model-view-controller configuration disconnection splunk tls matlab stream starmine euribor node-js gui oauth timeseries exchange-holidays delphi hardware environment handshake market world-check support rkd example rdp documentation licensing web error-408 polling static-data direct-feed market-price orhpaned-instrument csv web-services c++ update-message error-handling pending-job socket-exception metadata jar