Envelope.Incoming
val to_yojson : ( 'a -> Yojson.Safe.t ) -> 'a t -> Yojson.Safe.t
val of_yojson :
( Yojson.Safe.t -> 'a Ppx_deriving_yojson_runtime.error_or ) ->
Yojson.Safe.t ->
'a t Ppx_deriving_yojson_runtime.error_or
val data : 'a t -> 'a
val received_at : 'a t -> Core.Time.t
val local : 'a -> 'a t
val gen : 'a Core.Quickcheck.Generator.t -> 'a t Core.Quickcheck.Generator.t