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