Espero sea de ayuda:

{
  "IpRateLimiting": {
    "EnableEndpointRateLimiting": true,
    "StackBlockedRequests": false,
    "HttpStatusCode": 429,
    "GeneralRules": [
      {
        "Endpoint": "*/GetUserApps",
        "Period": "1m",
        "Limit": 10
      },
      {
        "Endpoint": "*",
        "Period": "1m",
        "Limit": 50
      }
    ] 
  }
}