code: def r_dts_collection(self, objectId=None):
          
          try:
              j = self.resolver.getMetadata(objectId=objectId).export(Mimetypes.JSON.DTS.Std)
              j = jsonify(j)
              j.status_code = 200
          except NautilusError as E:
              return self.dts_error(error_name=E.__class__.__name__, message=E.__doc__)
          return j
docs: DTS Collection Metadata reply for given objectId
  
          :param objectId: Collection Identifier
          :return: JSON Format of DTS Collection