…
my @loop_names = (); 
foreach my $row (@{$names_data}) {

   my %row_data;
   
   $row_data{NAMES} = $row->{NAMES} || '';

   push(@loop_names, \%row_data);
   
}
# Dumper of @loop_names;
=code
 $VAR1 = {
           'NAMES' => 'John Doe'
         };
 $VAR2 = {
           'NAMES' => 'Mary Lou'
         }
=cut