"startmsg": <?BSTR("__READLOOP:STARTMSG")>,
"roomname": "<?THISROOM:NAME("J")>",
"msgs": [ <?ITERATE("MAIL:SUMM:MSGS", ="mailsummary_json_section",
"startmsg": <?BSTR("__READLOOP:STARTMSG")>,
"roomname": "<?THISROOM:NAME("J")>",
"msgs": [ <?ITERATE("MAIL:SUMM:MSGS", ="mailsummary_json_section",