elektron refinitiv-realtime elektron-sdk mrn rrt rfa java websockets rics trep c++ news data .net ema-api fields authentication market-by-price api trade pricing mifid symbology refinitiv-realtime-sdk elektron-data-dictionary error python lpc refinitiv-real-time rcc-api rdp-api c# level-2 stream-state sink-driven-source streaming-prices OMM exchanges market-by-order equities rdm connection chain-ric data-model non-interactive-provider eikon forex ssl eta-api contributions rssl update-message consumer rrto order-book quote market-feed log-in DACS refinitiv-realtime-optimised time-series sfc exchange-codes time-stamp rmds-test-client aws replay-tool request setup token maturity status exchange-holidays subscription derivatives historical eikon-data-api support tutorial licensing web rcc linux page reactor futures configuration tls fundamentals search ATS ADH ADS build batch rfa-api sentiment error-login centos session tibco-streambase screening Download compile FID 64-bit disconnection spring cloud docker ipa elektron-direct-feed caching c stale memory buffer fedora news-text-analytics datastream python api index r condition-codes issue tunnel-stream ubuntu error-400 sdk usage monitoring debugging packages developer-community enum refresh conflation quickstart-guide proxy javascript refinitiv-data-platform example sedol channel date api-limits memory-leaks posting time thomson-reuters vwap redhat-enterprise-linux machine-id publish esg RWF speedguide parser rkd-api qos volatility stream dss-rest-api corporate-actions yield-curve ts1 logging ems recordtype eibor wsdl map-entry