RetrofitでJSONをPOSTする - Qiitapost '/user', provides: :json do params = JSON.parse request.body.read puts params['name'] puts params['age'] end $ curl -v -H "Accept: application/json" -H "Content-type: application/json" -X POST -d '{"name":"hogehoge","age":"30"}' http://localhost:9292/user -w "\n%{http_code}\n" public interface ApiService { @Headers({ "Accept: application/json", "Content-type: application/json" }) @POST("/user
