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