curl --request GET \
  --url https://api.natural.co/customers \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "pty_4a8c9823f39c42a5b817556766551112",
      "type": "customer",
      "attributes": {
        "name": "Acme Co",
        "email": "ops@acme.com",
        "createdAt": "2026-01-04T15:30:00.000Z"
      },
      "relationships": {
        "delegation": {
          "data": {
            "type": "delegation",
            "id": "dlg_550e8400e29b41d4a716446655440000",
            "attributes": {
              "status": "ACTIVE",
              "permissions": [
                "payments.read"
              ],
              "createdAt": "2026-01-10T12:00:00.000Z"
            }
          }
        },
        "agents": {
          "data": [
            {
              "type": "agent",
              "id": "agt_3c4d5e6f7a8b9c0d1e2f3a4b5c6d7e8f",
              "attributes": {
                "name": "Invoice Agent",
                "status": "ACTIVE",
                "permissions": [
                  "payments.read"
                ],
                "limits": {
                  "perTransaction": 100000
                }
              }
            }
          ]
        }
      }
    }
  ],
  "meta": {
    "pagination": {
      "hasMore": false,
      "nextCursor": null
    }
  }
}