config.json

{
    "relaychain": {
        "bin": "./bin/polkadot",
        "chain": "rococo-local",
        "nodes": [
            {
                "name": "alice",
                "wsPort": 9944,
                "port": 30444
            },
            {
                "name": "bob",
                "wsPort": 9955,
                "port": 30555
            },
            {
                "name": "charlie",
                "wsPort": 9966,
                "port": 30666
            },
            {
                "name": "dave",
                "wsPort": 9977,
                "port": 30777
            }
        ],
        "genesis": {
            "runtime": {
                "runtime_genesis_config": {
                    "configuration": {
                        "config": {
                            "validation_upgrade_frequency": 10,
                            "validation_upgrade_delay": 10
                        }
                    }
                }
            }
        }
    },
    "parachains": [
        {
            "bin": "./target/release/datahighway-collator",
            "id": "2000",
            "balance": "1000000000000000000000",
            "nodes": [
                {
                    "wsPort": 9988,
                    "port": 31200,
                    "name": "alice",
                    "flags": ["--", "--execution=wasm"]
                }
            ]
        },
        {
            "bin": "./target/release/datahighway-collator",
            "id": "3000",
            "balance": "1000000000000000000000",
            "nodes": [
                {
                    "wsPort": 9999,
                    "port": 31300,
                    "name": "alice",
                    "flags": ["--", "--execution=wasm"]
                }
            ]
        }
    ],
    "hrmpChannels": [
        {
            "sender": 2000,
            "recipient": 3000,
            "maxCapacity": 8,
            "maxMessageSize": 512
        }
    ],
    "types": {},
    "finalization": false
}