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