}
	// write "ss"
	err = en.Append(0xa2, 0x73, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt64(z.StartSize)
	if err != nil {
		err = msgp.WrapError(err, "StartSize")
		return
	}
	// write "ts"
	err = en.Append(0xa2, 0x74, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt64(z.TotalSize)
	if err != nil {
		err = msgp.WrapError(err, "TotalSize")
		return
	}
	// write "cs"