--print("message :"..ch:pretty_print());
local ret, err = dm.list_append(username, host, "offline", st.preserialize(ch));
print("["..(err or "success").."] stored offline message: " ..username.."@"..host.." - "..ch.attr.from);
--print("message :"..ch:pretty_print());
local ret, err = dm.list_append(username, host, "offline", st.preserialize(ch));
print("["..(err or "success").."] stored offline message: " ..username.."@"..host.." - "..ch.attr.from);