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