curl --request GET \
  --url https://api.vantage.sh/v2/recommendation_views \
  --header 'Authorization: Bearer <token>'

{
  "links": {
    "self": "https://api.vantage.sh/v2/recommendation_views",
    "first": "https://api.vantage.sh/v2/recommendation_views?page=1",
    "next": null,
    "last": "https://api.vantage.sh/v2/recommendation_views?page=1",
    "prev": null
  },
  "recommendation_views": [
    {
      "token": "rec_vw_3dffc0458f7a2487",
      "title": "Production Recommendations",
      "workspace_token": "wrkspc_914dcb0959497507",
      "start_date": "2024-01-01",
      "end_date": "2024-12-31",
      "provider_ids": [
        "aws",
        "gcp"
      ],
      "billing_account_ids": [],
      "account_ids": [
        "123456789012"
      ],
      "regions": [
        "us-east-1",
        "us-west-2"
      ],
      "tag_key": "environment",
      "tag_value": "production",
      "created_at": "2024-07-15T16:08:53Z",
      "created_by": "usr_95fac32734bdceab"
    }
  ]
}