sent do gmail:
[{"email":"dgafka.mail@gmail.com","event":"processed","sg_event_id":"cHJvY2Vzc2VkLTM0NDg2NjUtOWVaQkk0WHZRdGlCR2RBUzlYSlJHZy0w","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","smtp-id":"<9eZBI4XvQtiBGdAS9XJRGg@ismtpd0002p1lon1.sendgrid.net>","timestamp":1552999495},{"email":"dgafka.mail@gmail.com","event":"delivered","ip":"167.89.92.110","response":"250 2.0.0 OK  1552999495 h64si770387ywd.360 - gsmtp","sg_event_id":"ZGVsaXZlcmVkLTAtMzQ0ODY2NS05ZVpCSTRYdlF0aUJHZEFTOVhKUkdnLTA","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","smtp-id":"<9eZBI4XvQtiBGdAS9XJRGg@ismtpd0002p1lon1.sendgrid.net>","timestamp":1552999495,"tls":1},{"email":"dgafka.mail@gmail.com","timestamp":1552999512,"ip":"66.249.93.84","sg_event_id":"eB1wSScGQWO1eciUqaMKlg","sg_message_id":"DMXP4DNjTx2yOYVlk8j_Qw.filter0155p3mdw1-17552-5C373ACC-37.0","useragent":"Mozilla\/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox\/11.0 (via ggpht.com GoogleImageProxy)","event":"open"}]



received from gmail:
[{"email":"dgafka.mail@gmail.com","timestamp":1553000457,"ip":"66.249.93.73","sg_event_id":"gRcW9glzRdekj60bXMIUFA","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","useragent":"Mozilla\/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox\/11.0 (via ggpht.com GoogleImageProxy)","event":"open"},{"email":"dgafka.mail@gmail.com","timestamp":1553000462,"ip":"66.249.93.75","sg_event_id":"0DySHpZmTUKmj177nRICug","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","useragent":"Mozilla\/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox\/11.0 (via ggpht.com GoogleImageProxy)","event":"open"},{"email":"dgafka.mail@gmail.com","timestamp":1553000468,"ip":"66.249.93.84","sg_event_id":"Diw_DlekTTalDzECEJAicA","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","useragent":"Mozilla\/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox\/11.0 (via ggpht.com GoogleImageProxy)","event":"open"},{"email":"dgafka.mail@gmail.com","timestamp":1553000469,"ip":"66.249.93.77","sg_event_id":"piiBqvvuQ-G_mwTc4Lfksg","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","useragent":"Mozilla\/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox\/11.0 (via ggpht.com GoogleImageProxy)","event":"open"},{"email":"dgafka.mail@gmail.com","timestamp":1553000471,"ip":"66.249.93.86","sg_event_id":"8s-19Q7fTi-kuhpWGmdsAQ","sg_message_id":"9eZBI4XvQtiBGdAS9XJRGg.filter0003p3iad2-10827-5C90E446-34.0","useragent":"Mozilla\/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox\/11.0 (via ggpht.com GoogleImageProxy)","event":"open"}
]