solve repeated call for get_object

GET /portfolio/32434/insights/
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

[
    {
        "day": "2025-02-20",
        "trades": 10,
        "pl_value_fees": -48.0
    },
    {
        "day": "2025-02-24",
        "trades": 5,
        "pl_value_fees": -432.0
    },
    {
        "day": "2025-02-25",
        "trades": 2,
        "pl_value_fees": 176.0
    },
    {
        "day": "2025-02-26",
        "trades": 6,
        "pl_value_fees": 166.0
    },
    {
        "day": "2025-02-27",
        "trades": 16,
        "pl_value_fees": -440.0
    }
]