T (upsycle-router.Upsycle_router.Message.Application.T)

val header : 
  Com.msg_id list ->
  Com.pubkey ->
  Com.pubkey ->
  {U32}3.t ->
  Com.signature ->
  header

val ack : body

val unicast : string -> body

val multicast : string -> body

val member_add : Com.pubkey list -> body

val member_remove : Com.pubkey list -> body