Add and verify domains using API in bulk
https://shootmail.app/api/public/domain
header: { 'Authorization': 'shootmail-api-key', 'Content-Type': 'application/json' }
{ "domains": [ "transact.example.com" ] }
[ { "data": { "domain": "transact.example.com", "deleted": true }, "error": null, "status": 200 } ]