curl -X POST http://localhost:8080/api/print \
  -H "Content-Type: application/json" \
  -H "X-Printservice-Token: CHANGE_ME_PRINT_TOKEN" \
  -d '{
    "printerAlias":"LABEL_LINE_01",
    "templateName":"serial_label_zpl",
    "renderMode":"RAW",
    "copies":1,
    "data":{"serialNumber":"SNR000001","partNumber":"A123456"}
  }'