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