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