curl -X DELETE https://services-staging.getplu.com/api/v1/partner/card/users/acme-user-abc123 \
  -H "Authorization: Bearer sk_staging_your_api_key"

const response = await fetch(
  'https://services-staging.getplu.com/api/v1/partner/card/users/acme-user-abc123',
  {
    method: 'DELETE',
    headers: {
      'Authorization': 'Bearer sk_staging_your_api_key',
    },
  }
);

{
  "status": "success",
  "message": "success",
  "data": {
    "deleted": true
  }
}

{
  "status": "error",
  "message": "ACTIVE_CARDS_EXIST",
  "data": {
    "error": "User has active cards that must be terminated first",
    "activeCards": ["acme-card-abc123", "acme-card-def456"]
  }
}

{
  "status": "error",
  "message": "USER_NOT_FOUND",
  "data": {
    "error": "User not found"
  }
}