{
      "port": 4444,
      "newSessionWaitTimeout": -1,
      "servlets" : [],
      "withoutServlets": [],
      "custom": {},
      "capabilityMatcher": "org.openqa.grid.internal.utils.DefaultCapabilityMatcher",
      "registryClass": "org.openqa.grid.internal.DefaultGridRegistry",
      "throwOnCapabilityNotPresent": true,
      "cleanUpCycle": 5000,
      "role": "hub",
      "debug": false,
      "browserTimeout": 0,
      "timeout": 1800
}