List watchlists

curl https://yieldsniper.finance/api/v1/watchlists \
  -H "Authorization: Bearer $YS_API_KEY"

{
  "object": "list",
  "data": [
    {
      "object": "watchlist",
      "id": "wl_6adccafe1c9b331c1d1bbfcc",
      "name": "Treasury candidates",
      "instrument_ids": [
        "ins_4c29f40abec73e1b",
        "ins_0abd5ec576be07e6",
        "ins_2f32db0cbfbb54dd"
      ],
      "pinned": false,
      "created_at": "2026-10-24T15:13:02.567Z",
      "updated_at": "2026-10-24T15:13:02.567Z"
    }
  ],
  "total": 1,
  "has_more": false,
  "next_cursor": null,
  "access": "full",
  "as_of": null
}