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