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