Sets the Content-Type to application/json or multipart/form-data. The default Content-Type is application/json, which tells the server that the request body contains JSON data. Sets the Authorization header to protect your API and user data. For Sign Up, youâre setting a HTTP Basic Authentication header.
What information does Google hold on me? You can check what information is held about you under the Personal Info & privacy tab in the central column (circled), where all data including your email address, phone number, search history and settings are stored.
Many websites use Google technologies to improve their content and keep it free. When you visit a website that uses our advertising products (like AdSense), social products (like the +1 button), or analytics tools (Google Analytics), your web browser automatically sends certain information to Google. This includes, for example, the web address of the page that you're visiting and your IP address.