func (format *StreamRevert) ApplyFormatter(msg *core.Message) error {
	msg.SetStreamID(msg.GetPrevStreamID())
	return nil
}
ApplyFormatter update message payload
package format
import (
	"gollum/core"
)
type StreamRevert struct {
	core.SimpleFormatter `gollumdoc:"embed_type"`
}
func init() {
	core.TypeRegistry.Register(StreamRevert{})
}
func (format *StreamRevert) Configure(conf core.PluginConfigReader) {
}