curl --request POST \
  --url https://api.wppfy.com/label/edit \
  --header 'Content-Type: application/json' \
  --header 'token: <api-key>' \
  --data '
{
  "labelid": "25",
  "name": "responder editado",
  "color": 2,
  "delete": false
}
'

{
  "response": "Label edited"
}