rdp-api refinitiv-data-platform python rdp api ipa esg refinitiv-data-platform-libraries refinitiv-dataplatform-eikon elektron-sdk news websockets research historical eikon-data-api symbology funds codebook eikon token search rdp search authentication rics forex fields refinitiv-realtime python api bonds lipper error java aws c# excel workspace volatility data api-playground refinitiv-data-platform-eikon streaming-prices .net refinitiv-realtime-optimised time-series pricing bulk-download volatility-surface oauth workspace-data-api subscription derivatives endpoint price-history pricing-history tick-history-rest-api session rfa ssl r fundamental-data eikon-com-api corporate-actions jupyter-notebook documentation error-403 index rkd-api equities configuration yield-curve level-2 zero-curve trep news-topic-code-list chain-ric Download filter request machine-id screener swaps isin credentials economic-data snapshot-pricing trade refinitiv-dataplatform-libraries lpc certificate parameters connection beta packages refinitiv-real-time postman tutorial error-500 forwards datascope-select developer-community datastream-api error-404 starmine app-key json-payload rfa-api ADH permissioning json pandas licensing timeseries portfolio-management post elektron appkey ms-office exchange-codes helpdesk usage rrto holiday ts1 excel-error stress-test permid-api market-holidays c++ reports date FTP credit-ratings market-price volume scopes exception corporate-events decoder order-book sql rmds-test-client nda-raw port-number estimates sedol error-message qos html web dss-rest-api rcc refinitiv-realtime-sdk rest-api gics javascript proxy cloud fundamentals watchlist url rrt streaming-data networking unix support rdms futures DACS mrn market sink-driven-source screening error-login commodities csv example bitcoin sfc etl tick-data monitoring mifid ema-api marketpsych mac-os deployment thomson-reuters etf callback alerts asynchronous country-code replay-tool update-message street-events vwap dss sample-code client-file-store connection-error troubleshooting data-type firewall throttling financial-statements market-by-order alpha ms-access elektron-data-dictionary rssl reference-data http repo refinitiv-real-time-optimised metadata news-filter