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