# File lib/doorkeeper/models/access_token_mixin.rb, line 105
    def as_json(_options = {})
      {
        resource_owner_id:  resource_owner_id,
        scopes:             scopes,
        expires_in_seconds: expires_in_seconds,
        application:        { uid: application.try(:uid) },
        created_at:         created_at.to_i
      }
    end