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