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