curl --request POST \
  --url https://api.vzaps.com/token \
  --header 'Content-Type: application/json' \
  --data '
{
  "client_token": "seu_client_token",
  "client_secret": "seu_client_secret"
}
'

{
  "access_token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
  "expires_in": 3600
}