await page.setRequestInterception(true);

// Intercept the next request, change its method to POST and add the request body

page.once("request", async interceptedRequest => {

interceptedRequest.continue({

method: "POST",

postData: '{"username": "exampleUser","password": "examplePassword"}',

headers: { ...interceptedRequest.headers(), "content-type": "application/json" }

});

});

// Sending first request to get token

const response = await page.goto("https://private-xxxxx.apiary-mock.com/authenticate");

bodyJSON = await response.json();

// response.text() prints out the response body as a string, useful if you're not using JSON

// response.json() parses the response body JSON and throws an error if it isn't valid JSON

console.log({

url: response.url(),

statusCode: response.status(),

body: await response.text(),

bodyJSON

});

// Intercept the next request, change its method to POST and add the request body using the response we got from the first request

page.once("request", async interceptedRequest => {

interceptedRequest.continue({

method: "POST",

postData: { "token": "\${bodyJSON.token}" },

headers: { ...interceptedRequest.headers(), "content-type": "application/json" }

});

});

// Sending second request using info from the first response

const result = await page.goto("https://private-xxxxx.apiary-mock.com/exampleSecureEndpoint");

console.log({

url: result.url(),

statusCode: result.status(),

body: await result.text()

});