/**
  * Get the supporting Contracts
  *
  * @param $id
  * @return array
  */
 public function getSupportingDocuments($id)
 {
     $supportingContracts = $this->contract->getSupportingDocument($id);
     if (empty($supportingContracts)) {
         return [];
     }
     $contractsId = [];
     foreach ($supportingContracts as $contractId) {
         array_push($contractsId, $contractId['supporting_contract_id']);
     }
     $contracts = $this->getcontracts($contractsId);
     return $contracts;
 }