$VAR1 = {
          'mode1' => {
                       'comp3' => {
                                    'commands' => [
                                                    'command1',
                                                    'command2'
                                                  ]
                                  },
                       'comp1' => {
                                    'commands' => [
                                                    'command1'
                                                  ]
                                  }
                     },
          'mode2' => {
                       'comp2' => {
                                    'commands' => [
                                                    'command1',
                                                    'command2',
                                                    ''
                                                  ]
                                  }
                     }
        };