websocket websocket api webinar websocket webinar elektron websockets api elektron api edp ert in cloud python authentication websocket api market data sample request trep python api ADS ewa elektron websocket api login error ert connection websockets posting ert cloud cloud api websocket java batch snapshot authentication token license conflation documentation node.js connectivity marketbyorder refresh realtime streaming trep elektron javascript webscoket fields disconnect refinitiv c# Service state aws historical qos market data #api analytics error code 400 datafields streamstate support trkd streaming unable descriptions identifiers password change performance json post tenors access denied dds websocket fids currency websocket-api holida exception login auth_url decimal places failover electron web api ert sdk key elektron connect synchronous fx rate timestamp production url quotim_ms delay data feed c# .net api news analytics elecktron api test access limitation override warrants rmtes trep api historical data time caching view ric multiple address socket failure symbol subscriptions connection closed eaas domain mitch unix authhostname posting websockets timeout mrn testing websock webscoket api streamid eikon #python timeseries csharp ask ric tradesafe status websocket android composite refresh token time and sales phyton bad gateway ids-rest eap a7 .net error 400 data websockets post access dds_trce samples electron real time in the cloud condition codes authorization news OMM ews period suspect contribution logs api requests deniedbysrc currency pair marketprice client_id futures trkd error message partial wss level 2 elektron in cloud c# .net elektron_dd c tick #websocket #json #sendrequest ric api call date quote_date quotes ezd electron api ws rfa java null values api-key reuters api real-time-data date client credentials market status currency conversion rates symbology angular-ui batchrequest keys web scoket record creation and updating. MarketFeed port redundancy tsa field definition delayed typescript token sink_driven_src ids http post simplified stream bid websocket ios economic indicators composite exchange codes login failed chain ric erp graphs web sockets json fx close market sso fx fix trkd websockets java streaming 502 ids-ws approval