docs/examples/open_api_spec.json

{
    "swagger": "2.0",
    "info": {
        "version": "1.0",
        "title": "Hello World API"
    },
    "basePath": "/hello",
    "schemes": [
        "https"
    ],
    "consumes": [
        "application/json"
    ],
    "produces": [
        "application/json"
    ],
    "paths": {
        "/world": {
            "get": {
                "description": "Returns a greeting to the user!",
                "operationId": "hello_world",
                "responses": {
                    "200": {
                        "description": "Returns the greeting.",
                        "schema": {
                            "type": "string"
                        }
                    }
                }
            }
        }

    },
    "x-gateway-configuration": {
    "assembly": {
      "execute": [
        {
          "operation-switch": {
            "case": [
              {
                "operations": [
                  "getHello"
                ],
                "execute": [
                  {
                    "invoke": {
                      "target-url": "https://openwhisk.ng.bluemix.net/api/some/action/path.http",
                      "verb": "keep"
                    }
                  }
                ]
              }
            ],
            "otherwise": []
          }
        }
      ]
    }
  }
}