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