Countersignature ::= Ieee1609Dot2Data (WITH COMPONENTS {..., content (WITH COMPONENTS {..., signedData (WITH COMPONENTS {..., tbsData (WITH COMPONENTS {..., payload (WITH COMPONENTS {..., data ABSENT, extDataHash PRESENT }), headerInfo(WITH COMPONENTS {..., generationTime PRESENT, expiryTime ABSENT, generationLocation ABSENT, p2pcdLearningRequest ABSENT, missingCrlIdentifier ABSENT, encryptionKey ABSENT }) }) }) }) })