.url("https://api.example.com/users")
        .post(body)
        .addHeader("Authorization", "Bearer xyz789")
        .build()

    assertThat(request.toCurl())
      .isEqualTo(
        """
        |curl 'https://api.example.com/users' \
        |  -H 'Authorization: Bearer xyz789' \
        |  -H 'Content-Type: application/json; charset=utf-8' \
        |  --data '{
        |  "user": {