Comment 3 for bug 1643732

And this is the relevant struct as reported by dbus-monitor:

      struct {
         uint32 1
         array [
            dict entry(
               string "authMethod"
               variant int32 2
            )
            dict entry(
               string "displayName"
               variant string "<email address hidden>"
            )
            dict entry(
               string "serviceId"
               variant string "google-drive-scope"
            )
            dict entry(
               string "settings/auth/oauth2/web_server/ClientId"
               variant string "401977606506-2f9ubd66m8822uhrhiq3ka7k81i76bsk.apps.googleusercontent.com"
            )
            dict entry(
               string "settings/auth/oauth2/web_server/ClientSecret"
               variant string "Vx_vflfl2tT6NV18BDETcNRC"
            )
            dict entry(
               string "settings/auth/oauth2/web_server/RedirectUri"
               variant string "https://wiki.ubuntu.com"
            )
            dict entry(
               string "settings/auth/oauth2/web_server/Scope"
               variant array [
                     string "https://www.googleapis.com/auth/drive.readonly"
                  ]
            )
         ]
      }