code: func fixupAuthMethodConfig(method *structs.ACLAuthMethod) {
  	for k, v := range method.Config {
  		if raw, ok := v.([]uint8); ok {
  			strVal := structs.Uint8ToString(raw)
  			method.Config[k] = strVal
  		}
  	}
  }
docs: // A hack to fix up the config types inside of the map[string]interface{}
  // so that they get formatted correctly during json.Marshal. Without this,
  // string values that get converted to []uint8 end up getting output back
  // to the user in base64-encoded form.