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