# Add authorized email recipient for a sandbox domain Add authorized email recipient for a sandbox domain Endpoint: POST /v5/sandbox/auth_recipients Version: 3.0.0 Security: basicAuth ## Query parameters: - `email` (string, required) The email address of the new recipient ## Response 200 fields (application/json): - `recipient` (object) - `recipient.email` (string) Email address of sandbox domain recipient - `recipient.activated` (boolean) Activated/verified status of the recipient ## Response 400 fields (application/json): - `message` (string) Response message