AddCoverToTask

{
    "taskCover": {
        "id": 1,
        "height": 100,
        "width": 100,
        "pictureUid": "7b1d6b89-9fee-47c9-bff5-831d4cfc9e63",
        "dominantColor": "#FF0000",
        "taskId": 0
    },
    "history": {
        "id": 0,
        "updateDate": "2019-08-24T14:15:22.123Z",
        "taskId": 0,
        "userId": 0,
        "state": "string",
        "type": 0,
        "projectName": "string",
        "commitName": "string",
        "commitLink": "string",
        "taskName": "string"
    }
}