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

{
  "data": [
    {
      "id": "din_550e8400e29b41d4a716446655440003",
      "type": "delegationInvitation",
      "attributes": {
        "party": null,
        "email": "pending@example.com",
        "status": "PENDING",
        "permissions": [
          "payments.read"
        ],
        "createdAt": "2026-01-11T08:30:00.000Z",
        "walletAvailableMinor": null,
        "walletAccess": "denied"
      }
    }
  ],
  "meta": {
    "pagination": {
      "hasMore": false,
      "nextCursor": null
    }
  }
}