curl --request POST \
  --url https://api.mailerfuse.com/lists/verify \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "emails": [
    "test@example.com",
    "user@domain.com"
  ]
}
'

{
  "list_id": "123e4567-e89b-12d3-a456-426614174000"
}