Hi @edward.michvech I am able to get this data for USG23055RA=TWEB

Is your output different?

Item Name: USG23055RA=TWEB
Service Name: ELEKTRON_AD
Item State: Open / Ok / None / 'All is well'
PROD_PERM(1): 8388
RDNDISPLAY(2): 152
DSPLY_NAME(3): G2NA 30YR Cur/1M
RDN_EXCHID(4): 79
NETCHNG_1(11): 0
HIGH_1(12): (blank data)
LOW_1(13): (blank data)
CURRENCY(15): 840
ACTIV_DATE(17): 04 FEB 2019
OPEN_PRC(19): (blank data)
HST_CLOSE(21): 0.140625
BID(22): 0.140625
BID_1(23): 0.140625
BID_2(24): 0
ASK(25): 0.28125
ASK_1(26): 0.28125
ASK_2(27): (blank data)
NEWS(28): (blank data)
NEWS_TIME(29): (blank data)
TRD_UNITS(53): 18
PCTCHNG(56): 0.0E-5
MATUR_DATE(68): 01 FEB 2049
COUPN_RATE(69): 5.5
OFFCL_CODE(78): 21H052629
HSTCLSDATE(79): 01 FEB 2019
BOND_TYPE(104): 18
DAYS_MAT(116): 360.0
HIGHTP_1(196): (blank data)
LOWTP_1(197): (blank data)
MKT_SOURCE(213): 118
RECORDTYPE(259): 65
ACT_TP_1(270): 1
ACT_TP_2(271): 26
ACT_TP_3(272): 27
SEC_ACT_1(275): 0.28125
SEC_ACT_2(276): 0.28125
SEC_ACT_3(277): 0.28125
SC_ACT_TP1(280): 17
SC_ACT_TP2(281): 17
SC_ACT_TP3(282): 17
OPEN_TIME(285): (blank data)
HIGH_TIME(286): (blank data)
LOW_TIME(287): (blank data)
SETTLEDATE(288): 21 FEB 2019
PRIMACT_1(393): 0.140625
PRIMACT_2(394): 0.140625
PRIMACT_3(395): 0
BCAST_REF(728): US-MTG
LONGLINK2(801): 0#USG2ROLL=TWEB
CTBTR_1(831): TRADEWEB
CTB_LOC1(836): NYC
CTB_PAGE1(841): MBS
PAY_FREQ(868): 4
OFF_CD_IND(869): 4
VALUE_DT1(875): 03 FEB 2019
VALUE_DT2(876): 01 FEB 2019
VALUE_DT3(877): 01 FEB 2019
SEC_HIGH(957): (blank data)
SEC_HI_TP(958): 1
SEC_LOW(959): (blank data)
SEC_LO_TP(960): 1
OPEN_PRC2(961): (blank data)
OPEN_TYPE(962): 4
HST_CLOSE2(963): 0.28125
CLOSE_TYPE(964): 4
BKGD_REF(967): TWEBMBS
CTBTR_BKGD(968): TRADEWEB
ACT_FLAG1(975): F
ACT_FLAG2(976): A
ACT_FLAG3(977): A
GEN_TEXT16(995): Feb/Mar
GV1_TEXT(1000): GNMAII
GV2_TEXT(1001): [MTG]
VALUE_TS1(1010): 23:43:04:000:000:000
VALUE_TS2(1011): 15:39:35:000:000:000
VALUE_TS3(1012): 14:25:53:000:000:000
SEQNUM(1021): 1677543.0
GV1_FLAG(1041): R
GV2_FLAG(1042): N
GV3_FLAG(1043): 2
OFF_CD_IN2(1055): 4
OFFC_CODE2(1056): 21H052637
PREF_DISP(1080): 8821
DSPLY_NMLL(1352): II 5.5 Feb/Mar
CTRY_ISSUE(1652): 840
CTRY_ISSR(1653): 840
RDN_EXCHD2(1709): 79
CTB_2A_2LL(2444): 9999_S
SHORT_DESC(2947): II 5.5 Feb/Mar
REDEM_PRC(3002): 100.0
BND_TP_TXT(3056): (blank data)
IRGFID(3131): 1.0
IRGVAL(3132): 1.0
PREV_DISP(3263): 0
PRC_QL3(3264): 263
ASK_SPREAD(3296): 0.28125
BID_SPREAD(3303): 0.140625
CLOSE_YLD2(3310): 0.140625
DSPLY_NME2(3320): GNMA II 30Yr  5.500 Mar
EMAIL_ADRS(3322): 01 FEB 2019
IND_NEWS(3341): [MTG]
ISSUER_DOM(3344): US
LOW_YLD2(3347): 0.140625
MID_SPREAD(3352): 0.2109375
OFF_CLOSE(3372): (blank data)
QUOTE_DATE(3386): 03 FEB 2019
TERM(3395): 360.0
TICKER(3398): GNMAII
WEB_ADRS(3407): 01 FEB 2019
WEEK_HIGH(3408): 0.28125
WEEK_LOW(3409): 0.28125
BID_ASK_DT(3580): 01 FEB 2019
MNEMONIC(3694): GNMA2
RTR_OPN_PR(3750): 0
QUOTIM_MS(3855): 85384000
SEQNUM_QT(3887): 2927.0
LLEG1_RIC(3918): USG23055=TWEB
LLEG2_RIC(3919): USG230551=TWEB
DOMICILE(4037): 840
TIMACT_MS(4148): 44130000
PRICE_METH(4396): 7
TENOR(4402): 30Y
CUSIP_CD(4742): 21H052629
ASK_SPRD_2(4791): 0.28125
ASK_SPRD_3(4792): 0.28125
BID_SPRD_2(4796): 0.140625
BID_SPRD_3(4797): 0
MID_SPRD_2(4817): 0.2109375
MID_SPRD_3(4818): 0.140625
CONTEXT_ID(5357): 5729.0
RELDATA1(5756): <TWEBMBSMARKS>
RELDATA2(5758): <0#FIXEDINCOME>
ON_RUN_FL(5777): 0
PROD_GRP(5868): MBS
SEC_BKGRND(5987): <MBSSETTLE1>
PRC_TICK(6210): 0.001
OPEN_T_MS(6258): (blank data)
HIGH_T_MS(6259): (blank data)
LOW_T_MS(6260): (blank data)
MORE_INFO(6266): <CALCS_EXPLAINED>
DDS_DSO_ID(6401): 8211
SPS_SP_RIC(6480): .[SPSTWM01L1
OFF_CLS_DT(6762): (blank data)
QUOTE_DT2(6816): 01 FEB 2019
QUOTE_DT3(6817): 01 FEB 2019
A_DLR_CNT(7000): 1
B_DLR_CNT(7001): 1
REOPEN_NUM(7107): 1
AMERCL_ASK(7838): 0.28125
AMERCL_BID(7839): 0.140625
AMERHI_ASK(7840): (blank data)
AMERHI_BID(7841): (blank data)
AMERLO_ASK(7842): (blank data)
AMERLO_BID(7843): (blank data)
AMEROP_ASK(7844): (blank data)
AMEROP_BID(7845): (blank data)
ASK_CL_SPD(8039): 0.28125
ASK_H_SPD(8052): (blank data)
ASK_L_SPD(8054): (blank data)
ASK_O_SPD(8056): (blank data)
BID_CL_SPD(8069): 0.140625
BID_H_SPD(8082): (blank data)
BID_L_SPD(8084): (blank data)
BID_O_SPD(8086): (blank data)
BCASTREF32(8311): US-MTG
XMIC_CODE(8493): TRWB
U_CUSIP(8543): 21H052637
INST_CLA_N(8634): TBASWAP
RCS_AS_CL2(8635): MORTGAGES
NA_MSG_TYP(8636): QUOTEUPD
INST_SCL_N(8655): TBAROLL
SRC_SYMB(8745): REG21H052637
WI_FLAG(8976): 2
MBS_NTF_DT(9316): 19 FEB 2019
A_SPD_NCHG(10065): 0
A_SPD_PCHG(10066): 0.0E-10
B_SPD_NCHG(10093): 0
B_SPD_PCHG(10094): 0.0E-10
M_SPD_NCHG(10135): 0
M_SPD_PCHG(10136): 0.0E-10
MID_C_SPD(10138): 0.2109375
MID_H_SPD(10146): (blank data)
MID_L_SPD(10149): (blank data)
MID_O_SPD(10152): (blank data)
SESS_FL1(11644): CLO
SESS_FL2(11645): PRI
SESS_FL3(11646): PRI
INST_ACT_N(11837): A
QTEPRC_TP(12058): SPREAD
PRC_TCK_TP(12779): 2
SRC_ASPD1(12803): 1
SRC_BSPD1(12811): 1
COUPN_TYPE(12823): 1
DAILY_ELG(12901): 2
BID_TICK1(12921): 3
BID_TICK2(12922): 1
BID_TICK3(12923): 2
ASK_TICK1(12924): 3
ASK_TICK2(12925): 3
ASK_TICK3(12926): 3
DCNT_BAS1(12963): 5
MBS_CLASS(13043): 3
SETTLE_MTH(13044): 14
IND_SEC_CL(13412): 10
PRC_QULFTN(13581): 0
US_AH_MS(14174): (blank data)
US_AL_MS(14175): (blank data)
US_AO_MS(14176): (blank data)
US_BH_MS(14177): (blank data)
US_BL_MS(14178): (blank data)
US_BO_MS(14179): (blank data)
QUOTIM_NS(14265): 23:43:04:000:000:000
QUOTIM2_NS(14282): 15:39:35:000:000:000
QUOTIM3_NS(14283): 14:25:53:000:000:000
HIGH_T_NS(14307): (blank data)
LOW_T_NS(14308): (blank data)
OPEN_T_NS(14309): (blank data)
ASP_H_T_NS(14513): (blank data)
ASP_L_T_NS(14514): (blank data)
ASP_O_T_NS(14515): (blank data)
BSP_H_T_NS(14516): (blank data)
BSP_L_T_NS(14517): (blank data)
BSP_O_T_NS(14518): (blank data)
MSP_H_T_NS(14519): (blank data)
MSP_L_T_NS(14520): (blank data)
MSP_O_T_NS(14521): (blank data)