i am connectig to mongodb server and executing quiries through find() method but i couldnot know whether the quirie executed or not my code is as below

my $conn = MongoDB::Connection->new(
      host => 'XXXXXXX', 
      port => 27017, 
      username=>'XXXXXX',
      password=>'XXXXXX',
      db_name => 'mongotestdb'
  );
    
  my $database   = $conn->get_database( 'mongotestdb' );
  my $collection = $database->get_collection( $mongodbcoll);
 my $i=0;
 for my $line (@filArr){
  my @rows=split(/,(?=(?:[^"]|"[^"]*")*$)/,$line);
  my $data       = $collection->find($row[0]);
#row[0]contains mongodb quireie like {name":"studentname1","age":33}
   
   #NEED TO VALIDATE HERE WHETHER EXECUTED OR NOT
  }
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