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