solve repeated call for get_object

GET /portfolio/1359/insights/
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

[
    {
        "day": "2022-10-19",
        "trades": 1,
        "pl_value_fees": -23.0
    },
    {
        "day": "2022-10-20",
        "trades": 1,
        "pl_value_fees": 135.0
    },
    {
        "day": "2022-10-24",
        "trades": 1,
        "pl_value_fees": 95.0
    },
    {
        "day": "2022-11-04",
        "trades": 1,
        "pl_value_fees": -73.0
    },
    {
        "day": "2022-12-13",
        "trades": 2,
        "pl_value_fees": -55.0
    },
    {
        "day": "2022-12-14",
        "trades": 1,
        "pl_value_fees": -16.0
    },
    {
        "day": "2022-12-15",
        "trades": 2,
        "pl_value_fees": -106.0
    }
]