Flutter packages get mapping error

[sandrush73]

HI i am trying to import the flutter_unity_widgets in to example iOS app, i reinstalled the pods and when i try to add dependency under

cupertino_icons: ^0.1.2
    flutter_unity_widget: ^0.1.6+2

i am getting below error any one know what i am missing here

:```
example arpitas$ flutter packages get
Error detected in pubspec.yaml:
Error on line 11, column 27: Mapping values are not allowed here. Did you miss a colon earlier?
╷
11 │ flutter_unity_widget: ^0.1.6+2
│ ^
╵
Please correct the pubspec.yaml file at /Users/Downloads/flutter-unity-view-widget-master/example/pubspec.yaml