curl --request POST \
  --url https://api.ctrl-hub.com/v3/orgs/{orgId}/iam/service-accounts/{accountId}/keys \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "data": {
    "type": "service-account-keys"
  }
}'

{
  "data": {
    "type": "service-accounts",
    "id": "14b28316-9c20-8a7d-e85a-b62f29a29ac5",
    "attributes": {
      "client_secret": "5-wyyBa465q6FikrEqtm07LbSc",
      "enabled": true
    }
  }
}