code: def request_acquisition(self, acquisition_request):
          
          content = self._serialize.body(acquisition_request, 'ExtensionAcquisitionRequest')
          response = self._send(http_method='POST',
                                location_id='3adb1f2d-e328-446e-be73-9f6d98071c45',
                                version='5.1-preview.1',
                                content=content)
          return self._deserialize('ExtensionAcquisitionRequest', response)
docs: RequestAcquisition.
          [Preview API]
          :param :class:`<ExtensionAcquisitionRequest> <azure.devops.v5_1.gallery.models.ExtensionAcquisitionRequest>` acquisition_request:
          :rtype: :class:`<ExtensionAcquisitionRequest> <azure.devops.v5_1.gallery.models.ExtensionAcquisitionRequest>`