REQUEST
https://free.uazapi.com/send/text
array(3) {
  [0]=>
  string(30) "Content-Type: application/json"
  [1]=>
  string(24) "Accept: application/json"
  [2]=>
  string(43) "token: 5d804100-2afd-4d09-a401-db22a9f97ee2"
}

Erro na requisição (401): Invalid token.