curl -X POST 'https://crypto-api.yativo.com/api/v1/yativo-card/customers/yativo_card_customer_8f9a..._1769031332068/cards/b2dc97ab-03f9-49eb-c72f-95be13815278/freeze' \
  -H 'Authorization: Bearer YOUR_ACCESS_TOKEN' \
  -H 'Content-Type: application/json'

{
  "success": true,
  "message": "Card frozen successfully",
  "data": {
    "yativo_card_id": "yativo_card_customer_8f9a..._1769031332068",
    "card_id": "afeb85fe-02f8-48da-b61e-84ad02704167",
    "is_frozen": true,
    "frozen_at": "2026-04-25T19:07:14.917Z"
  }
}