Deriving_Json.Json_int64
type a = int64
val t : Deriving_Json.Json_int64.a Deriving_Json.t
val write : Stdlib.Buffer.t -> Deriving_Json.Json_int64.a -> unit
val read : Deriving_Json_lexer.lexbuf -> Deriving_Json.Json_int64.a
val to_string : Deriving_Json.Json_int64.a -> string
val from_string : string -> Deriving_Json.Json_int64.a