{
					"admin": {
						"access_log_path": "/dev/null",
						"address": {
							"socket_address": {
								"address": "127.0.0.1",
								"port_value": 19000
							}
						}
					},
					"node": {
						"cluster": "test-proxy",
						"id": "test-proxy"
					},
					custom_field = "foo"
				}