filters = {
        "c": "AND",
        "f": [
            {
                "k": "layout_id",
                "op": "=",
                "v": 1
            },
            {
                "k": "created_at",
                "op": ">=",
                "v": "2014-11-10T11:53:33"
            },
            {
                "c": "OR",
                "f": [
                    {
                        "k": "accepted",
                        "op": "=",
                        "v": true
                    },
                    {
                        "k": "accepted",
                        "op": "=",
                        "v": null
                    }
                ]
            }
        ]
    }

def filter_query_using_filters_list(result, filters_dict):
    """
    filters = {
        "c": "AND",
        "f": [
            {
                "k": "layout_id",
                "op": "=",
                "v": 1
            },
            {
                "k": "created_at",
                "op": ">=",
                "v": "2014-11-10T11:53:33"
            },
            {
                "c": "OR",
                "f": [
                    {
                        "k": "accepted",
                        "op": "=",
                        "v": true
                    },
                    {
                        "k": "accepted",
                        "op": "=",
                        "v": null
                    }
                ]
            }
        ]
    }
    """
    if not (isinstance(result, Query) or isinstance(result, QueryBooster)):
        if isinstance(result, DefaultMeta) and class_mapper(
                result).polymorphic_on is not None:
            result = result.query.with_polymorphic('*')
        else:
            result = result.query
    filters = filters_dict['f']
    connector = filters_dict.get('c') or 'AND'
    sqfilter = convert_filters_to_sqlalchemy_filter(result, filters, connector)
    if sqfilter is not None:
        result = result.filter(sqfilter)
    return result