solve repeated call for get_object

GET /portfolio/8554/insights/
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

[
    {
        "day": "2024-02-02",
        "trades": 1,
        "pl_value_fees": 261.0
    },
    {
        "day": "2024-02-05",
        "trades": 3,
        "pl_value_fees": 758.0
    },
    {
        "day": "2024-02-06",
        "trades": 1,
        "pl_value_fees": -112.0
    },
    {
        "day": "2024-02-07",
        "trades": 1,
        "pl_value_fees": -166.0
    }
]