websockets rrto rdp-api trep refinitiv-realtime-optimised #technology elektron-sdk python refinitiv-realtime #product api authentication ADS c# elektron rics connection fields #content streaming-prices posting token python api error-login refresh contributions mrn json pricing ATS node-js java ciam forex refinitiv-real-time-optimised disconnection aws market-by-order update-message cloud .net chain-ric rdp rcc error r oauth market-price conflation date DACS market-feed trade log-in rkd-api stream rcc-api news OMM testing quote batch licensing javascript historical data delayed-feed documentation snapshot-pricing rmds-test-client news-text-analytics ADH Service web streaming-data ema-api time-stamp market-depth refinitiv-dataplatform-eikon messages container refinitiv-real-time api-token domain support java-8 economic-data post time-series volume qos stream-id credentials refinitiv-data-platform elektron-data-dictionary status request-token warrants eikon key php tick-data description logging caching entitlements marketpsych performance error-message publishing time-out rssl elektron-direct-feed port-number user-interface developer-community error-400 c futures level-2 dss-rest-api permissioning ipa isin soap-api endpoint eta-api refinitiv-realtime-sdk postman condition-codes typescript stream-state page perl error-429 closure sample-code index exchange-codes angular sequence error-500 symbol-list response request refinitiv-data-platform-libraries visual-studio expiration symbology document synchronous datastream-api connection-error RWF app-key setup lpc unix rfa exception eikon-data-api url deny-authentication error-403 refresh-message warm-standby api-limits ssl ommconsumer eap FID time parser open-dacs workspace asynchronous vpn rt-contribute ping subscription sso ts1 race-condition non-interactive-provider denied-by-src encryption market-holidays configuration sdk api-key error-502 rest-api record-matching-api CONTEX derivatives socket-exception rt-get sink-driven-source datastream batch-request session