curl --request POST \
  --url https://api.app.fleetit.com/v2/fleets/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "title": "Fleet XYZ",
  "is_active": true,
  "regions": [
    1,
    2
  ],
  "customer_info": {
    "ext_client_id": "123456",
    "ext_billing_id": "654321",
    "service_types": [
      "Tolls",
      "Violations"
    ],
    "email": "email@example.com",
    "notes": "Detailed notes here"
  }
}'

{
  "id": 109,
  "title": "Fleet XYZ",
  "is_active": true,
  "regions": [
    "Region1",
    "Region2"
  ],
  "customer_info": {
    "ext_client_id": "123456",
    "ext_billing_id": "654321",
    "service_types": [
      "Tolls",
      "Violations"
    ],
    "email": "email@example.com",
    "notes": "Detailed notes here"
  }
}