F. UNIVERSAL I

array(1) {
  [31]=>
  array(6) {
    ["group_name"]=>
    string(21) "Color de la fijación"
    ["name"]=>
    string(21) "Color de la fijación"
    ["group_type"]=>
    string(5) "color"
    ["default"]=>
    int(4918)
    ["attributes"]=>
    array(3) {
      [4915]=>
      string(10) "Gris 1288G"
      [4918]=>
      string(11) "Negro 1288N"
      [4919]=>
      string(11) "Beige 1288B"
    }
    ["attributes_quantity"]=>
    array(3) {
      [4915]=>
      int(-4)
      [4918]=>
      int(-10)
      [4919]=>
      int(-1)
    }
  }
}