public byte[] injectTSinCMS(byte[] cmsData, byte[] tsData) throws Exception {

	TimeStampResp response = new TimeStampResp();
	response.decode(new Asn1DerDecodeBuffer(tsData));
	TimeStampToken tsToken = response.timeStampToken;
	Asn1DerEncodeBuffer encData = new Asn1DerEncodeBuffer();
	tsToken.encode(encData);
	byte[] contbytes = encData.getMsgCopy();
	ContentInfo contentTS = new ContentInfo();
	contentTS.decode(new Asn1DerDecodeBuffer(contbytes));

	Attribute[] newvalues = new Attribute[1];
	newvalues[0] = new Attribute(new int[] { 1, 2, 840, 113549, 1, 9, 16, 2, 14 }, new Attribute_values(1));
	newvalues[0].values.elements[0] = contentTS.content;
	UnsignedAttributes unattr = new UnsignedAttributes(1);
	unattr.elements[0] = newvalues[0];

	Asn1BerDecodeBuffer asnBuf = new Asn1BerDecodeBuffer(cmsData);
	ContentInfo сInfo = new ContentInfo();
	сInfo.decode(asnBuf);
	SignedData cms = (SignedData) сInfo.content;
	SignerInfo info = cms.signerInfos.elements[0];

	SignerInfo newInf = new SignerInfo(info.version, info.sid, info.digestAlgorithm, info.signedAttrs, info.signatureAlgorithm, info.signature, unattr);
	SignerInfos newInfos = new SignerInfos(1);
	newInfos.elements[0] = newInf;

	SignedData cmsM = new SignedData(cms.version, cms.digestAlgorithms, cms.encapContentInfo, cms.certificates, cms.crls, newInfos);
	ContentInfo сInfoM = new ContentInfo();
	сInfoM.contentType = сInfo.contentType;
	сInfoM.content = cmsM;

	Asn1BerEncodeBuffer asnBuf2 = new Asn1BerEncodeBuffer();
	сInfoM.encode(asnBuf2, true);
	return asnBuf2.getMsgCopy();
}