export interface UpdateQuery {
    $set?: {
        [key: string]: {
            $ifNotExists: any;
        } | any;
    };
    $unset?: {
        [key: string]: any;
    };
    $inc?: {
        [key: string]: any;
    };
    $push?: {
        [key: string]: any;
    };
    $unshift?: {
        [key: string]: any;
    };
    $addToSet?: {
        [key: string]: any;
    };
    $removeFromSet?: {
        [key: string]: any;
    };
}