Create multiple contacts (max 50)

curl -X POST "https://rest.salesly.app/api/v1/developers/contacts/batch" \
  -H "x-api-key: <token>" \
  -H "Content-Type: application/json" \
  -d '{
    "data": [
      {
        "name": "string",
        "type": "string",
        "email": "[email protected]",
        "is_person": true,
        "cif": "string",
        "phone": "string",
        "web": "string",
        "iban": "string",
        "comments": "string",
        "users": [
          "[email protected]"
        ],
        "location": {
          "primary": 0,
          "direction": "string",
          "city": "string",
          "postal": "string",
          "country": "string",
          "latitude": "string",
          "longitude": "string",
          "extra_info": "string"
        },
        "extra_fields": {
          "Originació": [
            "Web"
          ]
        }
      }
    ]
  }'