model.BookInfo is not defined (Golang)

[ahmed-deftoner]

In internal/common/bitgetwsclient.go, model.BookInfo is used but it is not defined anywhere

type BitgetBaseWsClient struct {
	NeedLogin        bool
	Connection       bool
	LoginStatus      bool
	Listener         OnReceive
	ErrorListener    OnReceive
	Ticker           *time.Ticker
	SendMutex        *sync.Mutex
	WebSocketClient  *websocket.Conn
	LastReceivedTime time.Time
	AllSuribe        *model.Set
	Signer           *Signer
	ScribeMap        map[model.SubscribeReq]OnReceive
	BooksMap         map[model.SubscribeReq]model.BookInfo
}