Module Types.MessageBodySystemAttributeMap
type t= (MessageSystemAttributeNameForSends.t, MessageSystemAttributeValue.t) Stdlib.Hashtbl.t
val make : 'a -> unit -> 'aval parse : 'a -> 'b optionval to_query : (MessageSystemAttributeNameForSends.t, MessageSystemAttributeValue.t) Stdlib.Hashtbl.t -> Aws.Query.tval to_json : (MessageSystemAttributeNameForSends.t, MessageSystemAttributeValue.t) Stdlib.Hashtbl.t -> [> `Assoc of (string * [> `Assoc of (string * Aws.Json.t) list ]) list ]val of_json : Aws.Json.t -> (MessageSystemAttributeNameForSends.t, MessageSystemAttributeValue.t) Stdlib.Hashtbl.t