array (
  '_id' => new MongoId("505006de36314b4b27000001"),
  'status' => 'pending',
  'store_id' => new MongoId("505006de36314b4b27000000"),
  'minspendone' => '50.00',
  'cashbackone' => '1.50',
  'percentageone'▼ => '0.03',
  'minspendtwo' => '100.00',
  'cashbacktwo' => '3.00',
  'percentagetwo' => '0.03',
  'minspendthree' => '',
  'cashbackthree' => '',
  'percentagethree' => '',
  'minspendfour' => '',
  'cashbackfour' => '',
  'percentagefour' => '',
)

array (
  '_id' => new MongoId("505006de36314b4b27000001"),
  'status' => 'pending',
  'store_id' => new MongoId("505006de36314b4b27000000"),
  'offers' => array(
  'minspend' => '50.00',
  'cashback' => '1.50',
  'percentage' => '0.03'),
  array(
  'minspend' => '100.00',
  'cashback' => '3.00',
  'percentage' => '0.03'))
)