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