Update 33128/r17/TS33128Payloads.asn

    sDPOffer              [9] SDPInfo,

    sDPAnswer             [10] SDPInfo,

    location              [11] Location OPTIONAL,

    groupChatSessionID    [12] GroupChatSessionID OPTIONAL,

    groupChatSessionID    [12] RCSGroupChatSessionID OPTIONAL,

    chatSubject           [13] ChatSubject OPTIONAL,

    rCSFileTransferFlag   [14] RCSFileTransferFlag OPTIONAL

}