1 2 3: 44 55 66 22
4 5 6: 44 55 66 22
7 8 9: 44 55 66 22
10 11 12: 44 55 66 22
13 14 15: 44 55 66 22

$VAR1 = [
          [
            [
              1,
              2,
              3
            ],
            [
              44,
              55,
              66,
              22
            ]
          ],
          [
            [
              4,
              5,
              6
            ],
            [
              44,
              55,
              66,
              22
            ]
          ],
          [
            [
              7,
              8,
              9
            ],
            [
              44,
              55,
              66,
              22
            ]
          ],
          [
            [
              10,
              11,
              12
            ],
            [
              44,
              55,
              66,
              22
            ]
          ],
          [
            [
              13,
              14,
              15
            ],
            [
              44,
              55,
              66,
              22
            ]
          ]
        ];