Endpoint: domain.com/admin/register-admin
Method: POST
Body: json
"firstname": "Lap",
"lastname": "Nguyen",
"password": "passexample",
"email": "lap22@example.com",
"roles": [],
Endpoint: domain.com/admin/register-admin
Method: POST
Body: json
"firstname": "Lap",
"lastname": "Nguyen",
"password": "passexample",
"email": "lap22@example.com",
"roles": [],