Update a Payment Link — PATCH /payment-links/{id}

curl https://api.blockra.io/payment-links/plink_7h8i9j0k1l2m3n4o \
  -X PATCH \
  -H "X-API-Key: bk_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" \
  -H "Content-Type: application/json" \
  -d '{ "is_active": false }'

{
  "data": {
    "id": "plink_7h8i9j0k1l2m3n4o",
    "label": "Pro plan",
    "amount": 49.00,
    "currency": "USD",
    "uses": 12,
    "is_active": false,
    "created_at": "2026-07-09T02:40:00.000Z"
  },
  "error": null
}