AuthstnRspn
                Mandatory
                Hdr
                Mandatory
                Body
                Mandatory
                Envt
                Mandatory
                Cntxt
                Optional
                Tx
                Mandatory
                AdddmData
                Optional
                PrcgRslt
                Mandatory
                ICCRltdData
                Optional
                PrtctdData
                Repetition (0..n)
                CnttTp
                Mandatory
                Enveloped Data
EnvlpdData
                Optional
                Definition: Consists of an encrypted content of any type and encrypted content-encryption keys for one or more recipients. The combination of the encrypted content and one encrypted content-encryption key for a recipient is a "digital envelope" for that recipient.
Type: EnvelopedData6
Vrsn
                Optional
                Rcpt
                Repetition (1..n)
                NcrptdCntt
                Optional
                NcrptdData
                Optional
                SplmtryData
                Repetition (0..n)
                SctyTrlr
                Optional