Authenticate
Authenticate to the Google Spreadsheet service.
Input
| Name | Type | Description |
| User | String | The user name used to authenticate with Google. |
| Password | String | The password used to authenticate with Google. |
| Service | String | The service identifier to authenticate with (i.e. blogger, calendar, docs, spreadsheets, etc.). |
Output
| Name | Type | Description |
| AuthToken | String | The authentication token returned from Google. This can be used in subsequent calls to other operations for this particular service. |