docs: def list_lb_nat_rules(access_token, subscription_id, resource_group, lb_name):
      '''List the inbound NAT rules for a load balancer.
  
      Args:
          access_token (str): A valid Azure authentication token.
          subscription_id (str): Azure subscription id.
          resource_group (str): Azure resource group name.
          lb_name (str): Name of the load balancer.
  
      Returns:
          HTTP response. JSON body of load balancer NAT rules.
      '''
      endpoint = ''.join([get_rm_endpoint(),
                          '/subscriptions/', subscription_id,
                          '/resourceGroups/', resource_group,
                          '/providers/Microsoft.Network/loadBalancers/', lb_name,
                          'inboundNatRules?api-version=', NETWORK_API])
      return do_get(endpoint, access_token)