Notice: Undefined index: message in /var/www/html/whoisExperiment/sendgrid.php on line 38

Notice: Undefined index: to in /var/www/html/whoisExperiment/sendgrid.php on line 39

Notice: Undefined index: from in /var/www/html/whoisExperiment/sendgrid.php on line 40

Notice: Undefined index: subject in /var/www/html/whoisExperiment/sendgrid.php on line 41
401{"errors":[{"message":"The provided authorization grant is invalid, expired, or revoked","field":null,"help":null}]}HTTP/1.1 401 Unauthorized Server: nginx Date: Tue, 14 May 2024 05:46:17 GMT Content-Type: application/json Content-Length: 116 Connection: keep-alive Access-Control-Allow-Origin: https://sendgrid.api-docs.io Access-Control-Allow-Methods: POST Access-Control-Allow-Headers: Authorization, Content-Type, On-behalf-of, x-sg-elas-acl Access-Control-Max-Age: 600 X-No-CORS-Reason: https://sendgrid.com/docs/Classroom/Basics/API/cors.html Strict-Transport-Security: max-age=600; includeSubDomains