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