Bug: API Request Failed 
### Describe The Bug

When trying to open or close blinds in HomeKit app. Doesn’t respond. Homebridge logs show error

### To Reproduce

Controlling blinds in HomeKit 

### Expected behavior

Open or close blinds

### Relevant log output

```shell
API Request: TypeError: Cannot read properties of undefined (reading 'map'),
```


### Config for homebridge-switchbot

```shell
"name": "SwitchBot",
            "credentials": {
                "token": "xxxxxxxx",
                "secret": "xxxxxxx",
                "notice": "Keep your Token & Secret a secret!"
            },
            "options": {
                "refreshRate": 10
            },
            "platform": "SwitchBot"
        }
```


### Screenshots

_No response_

### Device & Model

Switchbot tilt blinds 

### Node.js Version

14.7.6

### NPM Version

7.22.0

### Homebridge Version

1.3.4

### Homebridge Switchbot Plugin Version

2.5.1

### Homebridge Config UI X Plugin Version

4.50.2

### Operating System

Raspian pi