Fork from official Jeedom plugin-nest with new Google account token & cookie access from https://github.com/gboudreau/nest-api

The values of $issue_token, and $cookies are specific to your Google Account. To get them, follow these steps (only needs to be done once, as long as you stay logged into your Google Account).

• Open a Chrome browser tab in Incognito Mode (or clear your cache).
• Open Developer Tools (View/Developer/Developer Tools).
• Click on Network tab. Make sure Preserve Log is checked.
• In the Filter box, enter issueToken
• Go to https://home.nest.com, and click Sign in with Google. Log into your account.
• One network call (beginning with iframerpc) will appear in the Dev Tools window. Click on it.
• In the Headers tab, under General, copy the entire Request URL (beginning with https://accounts.google.com, ending with nest.com). This is your $issue_token.
• In the Filter box, enter oauth2/iframe
• Several network calls will appear in the Dev Tools window. Click on the last iframe call.
• In the Headers tab, under Request Headers, copy the entire cookie value (include the whole string which is several lines long and has many field/value pairs - do not include the Cookie: prefix). This is your $cookies; make sure all of it is on a single line.