AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do","app_id","your private_key","json","GBK","alipay_public_key","RSA2");
AlipayOverseasTravelContentCreateRequest request = new AlipayOverseasTravelContentCreateRequest();
request.setBizContent("{" +
"\"content_id\":\"skjlefj3k3345\"," +
"\"content\":\"位置在岭南天地马路旁边，很容易找到，和朋友在一起叙旧，环境挺舒服的，比较安静，小吃味道都挺好的，甜甜辣辣，虽然有点小贵，但是晚上和朋友一起出来小聚是非常棒的。\"," +
"\"title\":\"跟我一起穷游澳洲\"," +
"\"cover\":\"http://alipay-rmsdeploy-dev-image.oss-cn-hangzhou-zmf.aliyuncs.com/publiccore/MevyYpMRQJwwyLS.jpg\"," +
"\"detail_url\":\"https://place.fliggy.com/newguide/2017081515225304388?spm=181.7736978.3.2.734d5ae3Li1vqB\"," +
"\"modified_date\":1511503236853," +
"\"publish_date\":1511503236853," +
"\"category_name\":\"旅行头条\"," +
"\"category_code\":\"3DJA9\"," +
"      \"tag_list\":[" +
"        \"Tag1\",\" Tag2\"" +
"      ]," +
"\"author\":\"快乐旅行\"," +
"      \"image_list\":[" +
"        \"link1\",\" link2\"" +
"      ]," +
"      \"poi_list\":[{" +
"        \"poi_name\":\"天安门\"," +
"\"latitude\":\"30.0324234\"," +
"\"longitude\":\"43.934803\"" +
"        }]" +
"  }");
AlipayOverseasTravelContentCreateResponse response = alipayClient.execute(request);
if(response.isSuccess()){
System.out.println("调用成功");
} else {
System.out.println("调用失败");
}

IAopClient client = new DefaultAopClient("https://openapi.alipay.com/gateway.do", "app_id", "merchant_private_key", "json", "1.0", "RSA2", "alipay_public_key", "GBK", false);
AlipayOverseasTravelContentCreateRequest  request= new AlipayOverseasTravelContentCreateRequest() ;
request.BizContent="{" +
"\"content_id\":\"skjlefj3k3345\"," +
"\"content\":\"位置在岭南天地马路旁边，很容易找到，和朋友在一起叙旧，环境挺舒服的，比较安静，小吃味道都挺好的，甜甜辣辣，虽然有点小贵，但是晚上和朋友一起出来小聚是非常棒的。\"," +
"\"title\":\"跟我一起穷游澳洲\"," +
"\"cover\":\"http://alipay-rmsdeploy-dev-image.oss-cn-hangzhou-zmf.aliyuncs.com/publiccore/MevyYpMRQJwwyLS.jpg\"," +
"\"detail_url\":\"https://place.fliggy.com/newguide/2017081515225304388?spm=181.7736978.3.2.734d5ae3Li1vqB\"," +
"\"modified_date\":1511503236853," +
"\"publish_date\":1511503236853," +
"\"category_name\":\"旅行头条\"," +
"\"category_code\":\"3DJA9\"," +
"      \"tag_list\":[" +
"        \"Tag1\",\" Tag2\"" +
"      ]," +
"\"author\":\"快乐旅行\"," +
"      \"image_list\":[" +
"        \"link1\",\" link2\"" +
"      ]," +
"      \"poi_list\":[{" +
"        \"poi_name\":\"天安门\"," +
"\"latitude\":\"30.0324234\"," +
"\"longitude\":\"43.934803\"" +
"        }]" +
"  }";
AlipayOverseasTravelContentCreateResponse response=client.execute(request);
Console.WriteLine(response.Body);

$aop = new AopClient ();
$aop->gatewayUrl = 'https://openapi.alipay.com/gateway.do';
$aop->appId = 'your app_id';
$aop->rsaPrivateKey = '请填写开发者私钥去头去尾去回车，一行字符串';
$aop->alipayrsaPublicKey='请填写支付宝公钥，一行字符串';
$aop->apiVersion = '1.0';
$aop->signType = 'RSA2';
$aop->postCharset='GBK';
$aop->format='json';
$request = new AlipayOverseasTravelContentCreateRequest ();
$request->setBizContent("{" .
"\"content_id\":\"skjlefj3k3345\"," .
"\"content\":\"位置在岭南天地马路旁边，很容易找到，和朋友在一起叙旧，环境挺舒服的，比较安静，小吃味道都挺好的，甜甜辣辣，虽然有点小贵，但是晚上和朋友一起出来小聚是非常棒的。\"," .
"\"title\":\"跟我一起穷游澳洲\"," .
"\"cover\":\"http://alipay-rmsdeploy-dev-image.oss-cn-hangzhou-zmf.aliyuncs.com/publiccore/MevyYpMRQJwwyLS.jpg\"," .
"\"detail_url\":\"https://place.fliggy.com/newguide/2017081515225304388?spm=181.7736978.3.2.734d5ae3Li1vqB\"," .
"\"modified_date\":1511503236853," .
"\"publish_date\":1511503236853," .
"\"category_name\":\"旅行头条\"," .
"\"category_code\":\"3DJA9\"," .
"      \"tag_list\":[" .
"        \"Tag1\",\" Tag2\"" .
"      ]," .
"\"author\":\"快乐旅行\"," .
"      \"image_list\":[" .
"        \"link1\",\" link2\"" .
"      ]," .
"      \"poi_list\":[{" .
"        \"poi_name\":\"天安门\"," .
"\"latitude\":\"30.0324234\"," .
"\"longitude\":\"43.934803\"" .
"        }]" .
"  }");
$result = $aop->execute ( $request); 

$responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
$resultCode = $result->$responseNode->code;
if(!empty($resultCode)&&$resultCode == 10000){
echo "成功";
} else {
echo "失败";
}

https://openapi.alipay.com/gateway.do?timestamp=2013-01-01 08:08:08&method=alipay.overseas.travel.content.create&app_id=5139&sign_type=RSA2&sign=ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE&version=1.0&biz_content=
  {
"content_id":"skjlefj3k3345",
"content":"位置在岭南天地马路旁边，很容易找到，和朋友在一起叙旧，环境挺舒服的，比较安静，小吃味道都挺好的，甜甜辣辣，虽然有点小贵，但是晚上和朋友一起出来小聚是非常棒的。",
"title":"跟我一起穷游澳洲",
"cover":"http://alipay-rmsdeploy-dev-image.oss-cn-hangzhou-zmf.aliyuncs.com/publiccore/MevyYpMRQJwwyLS.jpg",
"detail_url":"https://place.fliggy.com/newguide/2017081515225304388?spm=181.7736978.3.2.734d5ae3Li1vqB",
"modified_date":1511503236853,
"publish_date":1511503236853,
"category_name":"旅行头条",
"category_code":"3DJA9",
      "tag_list":[
        "Tag1"," Tag2"
      ],
"author":"快乐旅行",
      "image_list":[
        "link1"," link2"
      ],
      "poi_list":[{
        "poi_name":"天安门",
"latitude":"30.0324234",
"longitude":"43.934803"
        }]
  }

//为确保安全通信，需自行验证响应示例中的sign值是否为蚂蚁金服所提供。

{
	"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE",
	"alipay_overseas_travel_content_create_response":{
		"msg":"Success",
		"result_msg":"幂等成功",
		"code":"10000"
	}
}

{
	"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE",
	"alipay_overseas_travel_content_create_response":{
		"msg":"Service Currently Unavailable",
		"code":"20000",
		"sub_msg":"系统繁忙",
		"sub_code":"isp.unknow-error"
	}
}