ATMKeyDwnldRspn
                Mandatory
                Hdr
                Mandatory
                PrtctdATMKeyDwnldRspn
                Optional
                ATMKeyDwnldRspn
                Optional
                SctyTrlr
                Optional
                CnttTp
                Mandatory
                AuthntcdData
                Optional
                SgndData
                Optional
                Vrsn
                Optional
                DgstAlgo
                Repetition (1..n)
                NcpsltdCntt
                Mandatory
                Cert
                Repetition (0..n)
                Sgnr
                Repetition (1..n)
                Vrsn
                Optional
                SgnrId
                Optional
                IssrAndSrlNb
                Choice
                Issr
                Mandatory
                RltvDstngshdNm
                Repetition (1..n)
                Attribute Type
AttrTp
                Mandatory
                Definition: Type of attribute of a distinguished name (see X.500).
Type: AttributeType1Code (String)
Allowed Values:
- CNAT (Common Name): Common name of the attribute (ASN.1 Object Identifier: id-at-commonName).
- LATT (Locality): Locality of the attribute (ASN.1 Object Identifier: id-at-localityName).
- OATT (Organisation Name): Organization name of the attribute (ASN. 1 Object Identifier: id-at- organizationName).
- OUAT (Organisation Unit Name): Organization unit name of the attribute (ASN.1 Object Identifier: id-at- organizationalUnitName).
- CATT (Country Name): Country name of the attribute (ASN.1 Object Identifier: id-at-countryName).
AttrVal
                Mandatory
                SrlNb
                Mandatory
                KeyIdr
                Choice
                DgstAlgo
                Mandatory
                SgntrAlgo
                Mandatory
                Sgntr
                Mandatory