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