ETA elektron eta api java upa eta consumer eta consumer example eta c eta c++ c++ source directory trcc elektron eta rcc c eta trcc ezd reconnect ssl api elektron sdk c ert in cloud java api refresh token callback DACS ema MarketFeed Service failover batch request ADS symbol list eikon-sdk dictionary linux elektronsdk eta shared library trep reactor resiliency java upa consumer login failed view idn eta decode batchrequest fields constituents vc11 Blank_Field utilization dictionary reuse status quotes t PauseResume negative ric privatestream ssl eta migrate service name symbollist missing documentation ADH connect _ms load balance secure rssl_ret_incomplete_data hkex valueadd sink driven source sdk mergedtogroup batch elektron-direct-feed identify trade cusip encodeiterator 1.2.0 trthv2 error code map eta api status snapshot signals tr contribution channel rssl_stream_close rdf-d upa reactor connect reconnect up ready rsslfieldentry timestamp electron FID item recovery aws fids dictionary in data centers rssl_mc_status building from source upa training module enum description hint ack multi-thread rsslmap empty elektron sdk - java streamid slow market price rsslbuffer rssl esdk build niprovider real-time-data maximum segfault elektron sdk suspect eta connection 3.4.0l1 ni provider overrun equity quotes subscription nfd threadsafe exchangelist eta sbe rwf omm sequence nip corrupt convert millisec warm standby OMM performance conflation version groupid size edf reboot ric one-to-many publish price chain idn_rdf snapshot with open stream contribution rtmes service id search vaconsumer 64 bit eta blank value to the field missing data concurrent login stream millisecond rssl_ret_invalid_data market_by_price gold price capabilities dispatch group stale trade bds groups open-source refresh_complete message rssl state rssl_rc_cet_channel_down_reconnecting eta fid number acronym trcc eta docker rsslstate rtl rsslfieldlist elecktron mrn connection recovery volume dictionary for services symbols-by-exchange rdm solarflaire onload enum real handle group status events buffers stress test disconnect rssl_mc_update analytics monitoring unsubscribe rdm_directory_service_group_id conditional compilation ert in cloud trial limit documentation data model electron api ads encryption