mashup-service1.bal

import ballerina/http;

@http:ServiceConfig {
  basePath: "/"
}
service<http:Service> hello bind {port:9090} {
  @http:ResourceConfig {
      path: "/service1",
      methods: ["POST"]
  }
  hi (endpoint caller, http:Request request) {
      http:Response res;
      json j = {
        id: 200,
        name: "IBM",
        price: 234.34
      };
      res.setJsonPayload(j, contentType = "application/json");
      _ = caller->respond(res);
  }
}