type `AppSettings`

`user_api.v1.AppSettings`

Field	Type	Description
authn_providers	AuthnProvider `repeated`	Supported identity providers used for authentication.

{
  "authn_providers": [
    {
      "provider": 0,
      "enabled": true
    },
    {
      "provider": 1,
      "enabled": false
    }
  ]
}