# File lib/fog/image/openstack/v1/requests/update_image_members.rb, line 6
          def update_image_members(image_id, members)
            # Sample members
            # [
            #   {'member_id' => 'tenant1', 'can_share' => true  },
            #   {'member_id' => 'tenant2', 'can_share' => false }
            # ]
            data = {'memberships' => members}

            request(
              :body    => Fog::JSON.encode(data),
              :expects => [204],
              :method  => 'PUT',
              :path    => "images/#{image_id}/members"
            )
          end