curl --location --request POST '/iam/v1/roles' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
"name": "Administrator",
"type": "admin",
"description": "Full system administrator role"
}'{
"id": "550e8400-e29b-41d4-a716-446655440000",
"name": "Administrator",
"type": "admin",
"description": "Full system administrator role"
}