object(SendGrid\Response)#10 (3) {
  ["statusCode":protected]=>
  int(202)
  ["body":protected]=>
  string(0) ""
  ["headers":protected]=>
  array(17) {
    [0]=>
    string(21) "HTTP/1.1 202 Accepted"
    [1]=>
    string(35) "Date: Thu, 01 Oct 2026 19:35:10 GMT"
    [2]=>
    string(17) "Content-Length: 0"
    [3]=>
    string(22) "Connection: keep-alive"
    [4]=>
    string(86) "Access-Control-Allow-Headers: Authorization, Content-Type, On-behalf-of, x-sg-elas-acl"
    [5]=>
    string(34) "Access-Control-Allow-Methods: POST"
    [6]=>
    string(57) "Access-Control-Allow-Origin: https://sendgrid.api-docs.io"
    [7]=>
    string(27) "Access-Control-Max-Age: 600"
    [8]=>
    string(23) "Cache-Control: no-cache"
    [9]=>
    string(47) "Content-Security-Policy: frame-ancestors 'none'"
    [10]=>
    string(48) "Referrer-Policy: strict-origin-when-cross-origin"
    [11]=>
    string(62) "Strict-Transport-Security: max-age=31536000; includeSubDomains"
    [12]=>
    string(31) "X-Content-Type-Options: nosniff"
    [13]=>
    string(36) "X-Message-Id: SVgESpnhQEagU55BEMVyIA"
    [14]=>
    string(74) "X-No-Cors-Reason: https://sendgrid.com/docs/Classroom/Basics/API/cors.html"
    [15]=>
    string(0) ""
    [16]=>
    string(0) ""
  }
}