package requests import ( "errors" ) var ErrEnableInstallationAndSyncInvalidID = errors.New("enable installation and sync : invalid installation id") type EnableInstallationAndSync struct { InstallationID string `json:"installationId"` } func (j *EnableInstallationAndSync) Validate() error { if len(j.InstallationID) == 0 { return ErrEnableInstallationAndSyncInvalidID } return nil }