Start of an SML file sent by the meter (SML_PublicOpen.Res) (tag 0x0101).
SML_PublicOpen.Res
0x0101
@type t() :: %Sml.Messages.OpenResponse{ client_id: term(), codepage: term(), ref_time: term(), req_file_id: term(), server_id: term(), sml_version: term() }