이렇게 코드를 작성했는데,

[{

"resource": "/Users/dor/Desktop/workspace/wabiz/wabiz/lib/model/home/home_model.dart",

"owner": "_generated_diagnostic_collection_name_#0",

"code": {

"value": "non_abstract_class_inherits_abstract_member",

"target": {

"$mid": 1,

"path": "/diagnostics/non_abstract_class_inherits_abstract_member",

"scheme": "https",

"authority": "dart.dev"

}

},

"severity": 8,

"message": "Missing concrete implementations of '_$HomeModel.toJson', 'getter _$HomeModel.projects', 'getter _$HomeModel.status', and 'getter _$HomeModel.totalCount'.\nTry implementing the missing methods, or make the class abstract.",

"source": "dart",

"startLineNumber": 7,

"startColumn": 7,

"endLineNumber": 7,

"endColumn": 16

},{

"resource": "/Users/dor/Desktop/workspace/wabiz/wabiz/lib/model/home/home_model.dart",

"owner": "_generated_diagnostic_collection_name_#0",

"code": {

"value": "non_abstract_class_inherits_abstract_member",

"target": {

"$mid": 1,

"path": "/diagnostics/non_abstract_class_inherits_abstract_member",

"scheme": "https",

"authority": "dart.dev"

}

},

"severity": 8,

"message": "Missing concrete implementations of '_$HomeItemModel.toJson', 'getter _$HomeItemModel.category', 'getter _$HomeItemModel.categoryId', 'getter _$HomeItemModel.count', and 14 more.\nTry implementing the missing methods, or make the class abstract.",

"source": "dart",

"startLineNumber": 20,

"startColumn": 7,

"endLineNumber": 20,

"endColumn": 20

}]

이런 에러가 자꾸 나요

이유를 모르겠습니다