edp research api elektron api rdp elektron symbology esg token research websocket elektron data platform token_authentication python ert api #edpapi news oauth2 elektron data plat refresh token datafields subscription ipa ert in cloud subscription historical data ETA dead subscription fields cfs clear decoder python javascript multiple rics authentication post historical price c# pricing authentication token access ts1 suse news eikon api java sdk websocket api fid 4268 rfa8.0 xmalib ric transformation delete qos metadata elektron sdk - java mk_phase futures elektron_dd 403 response intraday-summaries rfa trading status update message retrieve data company research reports views eta api raw data python api password change how to get only increments for volatility method cloud refinitiv historical search schema file for edp research data parameters monitoring subscription decoder ipdp eikon bonds urlencode n2_ubms field descripiton badrequest currency pricing source we see reuters api convert platform data quality equity option chains csv ric ssl certificates hedd deletion interday-summaries upa elektron apis create id market data ema raw fields python api eikon starmine request not getting through tutorial json elektrontimeseries elektron websocket api eta consumer python eikon edp historical pricing data aws beta websockets adh connect to ert in cloud electron data platform