import org.springframework.validation.annotation.Validated;
import javax.validation.constraints.NotNull;
-import javax.ws.rs.*;
+import javax.ws.rs.Consumes;
+import javax.ws.rs.HeaderParam;
+import javax.ws.rs.POST;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.io.InputStream;