'pay_batch' => { #batches of payments to an external processor
'columns' => [
'batchnum', 'serial', '', '', '', '',
+ 'payby', 'char', '', 4, '', '', # CARD/CHEK
'status', 'char', 'NULL', 1, '', '',
'download', @date_type, '', '',
'upload', @date_type, '', '',