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