Base.Tval body : string -> bodyval sign : string -> signval via : Com.pubkey -> viaval unicast_header :
Com.pubkey ->
Com.pubkey ->
Com.ttl ->
Com.expiry ->
unicast_headerval multicast_header :
Commons.multicast_group_pubkey ->
Com.ttl ->
Com.expiry ->
Com.seen ->
multicast_header