# File lib/fog/aws/requests/sts/get_federation_token.rb, line 8
        def get_federation_token(name, policy, duration=43200)
          request({
            'Action'          => 'GetFederationToken',
            'Name'            => name,
            'Policy'          => Fog::JSON.encode(policy),
            'DurationSeconds' => duration,
            :idempotent       => true,
            :parser           => Fog::Parsers::AWS::STS::GetSessionToken.new
          })
        end