4 bytes : SignatureSize - Size in bytes of the signature that follows
N bytes : Signature - The signature of type <tt>SIGNATURE_ENTRY.SignatureAlgorithmID</tt> and size N = <tt>SIGNATURE_ENTRY.SignatureSize</tt> bytes
ADDITIONAL_SECTIONS
1 or more additional sections as described below.
CONTENT
X Y bytes : content data interpreted as per the INDEX_ENTRY elements.
INDEX