EVENT:CHARGE_EXPIRED — cobrança expirada

curl --location 'https://seu-dominio.com/webhooks/dotfy?event=charge-expired' \
--header 'X-Webhook-Signature: t=1714003800000,v1=<hex_de_HMAC_SHA256(secret, timestamp + '\''.'\'' + body)>' \
--header 'X-Webhook-Event: EVENT:CHARGE_EXPIRED' \
--header 'X-Webhook-ID: clev03k4m5n6p7q8r9s0t1u2v3' \
--header 'X-Webhook-Timestamp: 2026-05-07T15:30:00.000Z' \
--header 'Content-Type: application/json' \
--data '{
  "event": "EVENT:CHARGE_EXPIRED",
  "timestamp": "2026-05-07T15:30:00.000Z",
  "data": {
    "id": "clxxx0001",
    "externalId": null,
    "brCode": "00020126...",
    "qrCodeUrl": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUg...",
    "paymentLink": "https://app.dotfy.com.br/checkout/...",
    "amount": 2990,
    "expiresAt": "2026-05-07T15:30:00.000Z",
    "createdAt": "2026-05-07T14:30:00.000Z",
    "status": "EXPIRED",
    "customer": null
  }
}'