**What** - GET /admin/customers/:id/addresses - POST /admin/customers/:id/addresses - POST /admin/customers/:id/addresses/:address_id - DELETE /admin/customers/:id/addresses/:address_id
**What** - GET /admin/customers/:id/addresses - POST /admin/customers/:id/addresses - POST /admin/customers/:id/addresses/:address_id - DELETE /admin/customers/:id/addresses/:address_id