Code,Description,Reference
0,Version,[RFC7574]
1,Minimum Version,[RFC7574]
2,Swarm Identifier,[RFC7574]
3,Content Integrity Protection Method,[RFC7574]
4,Merkle Hash Tree Function,[RFC7574]
5,Live Signature Algorithm,[RFC7574]
6,Chunk Addressing Method,[RFC7574]
7,Live Discard Window,[RFC7574]
8,Supported Messages,[RFC7574]
9,Chunk Size,[RFC7574]
10-254,Unassigned,
255,End Option,[RFC7574]