Enviar Imagem por URL

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => 'https://{SERVER}.inovachat.com.br/api/messages/sendURLImage',
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => '',
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 0,
  CURLOPT_FOLLOWLOCATION => true,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => 'POST',
  CURLOPT_POSTFIELDS =>'{
    "number": "5519974074612",
    "body": "https://s3.inovachat.com.br/typebot/public/workspaces/cls3e97cc00015hcnfpoa258a/typebots/cls3nk0r50003d2890oxdbhae/blocks/v1njsyjo4774vwyqx0ug6m1l?v=1718882842094",
    "mimeType": "image/jpeg",
    "caption": "Caption"
  }',
  CURLOPT_HTTPHEADER => array(
    'Content-Type: application/json',
    'Authorization: Bearer seu token aqui'
  ),
));

$response = curl_exec($curl);

curl_close($curl);
echo $response;