1-Inputs.Ledger
val empty : depth:int -> unit -> t
val get_account : Account_update.t -> t -> Account.t * inclusion_proof
val set_account : t -> (Account.t * inclusion_proof) -> t
val check_inclusion : t -> (Account.t * inclusion_proof) -> unit
val check_account :
Public_key.t ->
Token_id.t ->
(Account.t * inclusion_proof) ->
[ `Is_new of Bool.t ]