--- a/mod_rest/jsonmap.lib.lua	Sat Sep 28 00:16:13 2019 +0200
+++ b/mod_rest/jsonmap.lib.lua	Tue Feb 25 23:30:07 2020 +0100
@@ -261,7 +261,7 @@
 				};
 			end
 			if form then
-				cmd.form = dataform[4] (form);
+				cmd.form = dataform.st2json(form);
 			end
 			return cmd;
 		end;