uri :/api/product/stock?parentId=6532&declinationId=18740
statut api : 200
reponse : 
array(3) {
  [1]=>
  array(3) {
    [1]=>
    bool(true)
    [3]=>
    bool(true)
    [29]=>
    bool(true)
  }
  [3]=>
  array(1) {
    [283]=>
    bool(true)
  }
  [9]=>
  array(1) {
    [176]=>
    bool(true)
  }
}