solve repeated call for get_object

GET /portfolio/236/insights/
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

[
    {
        "day": "2020-08-07",
        "trades": 1,
        "pl_value_fees": 38.0
    },
    {
        "day": "2021-01-14",
        "trades": 1,
        "pl_value_fees": -15.0
    },
    {
        "day": "2021-03-09",
        "trades": 18,
        "pl_value_fees": 1366.0
    },
    {
        "day": "2021-03-12",
        "trades": 24,
        "pl_value_fees": -701.0
    },
    {
        "day": "2022-02-01",
        "trades": 5,
        "pl_value_fees": 165.0
    }
]