custom.json

{
    "name": "dev",
    "id": "637w",
    "chainType": "Live",
    "bootNodes": [],
    "telemetryEndpoints": null,
    "protocolId": "ctn",
    "properties": null,
    "ss58Format": 42,
    "tokenDecimals": 12,
    "tokenSymbol": "CTN",
    "accounts": {
        "balances": [
            ["5F3sa2TJAWMqDhXG6jhV4N8ko9kVWy9T1ZGseFAqGizmCMN8", 1000000000000],
            ["5FLSigC9H8AvnA92h8nHKUSmVt7zFJ3qa8yigUrBPh7S3sw6", 1000000000000]
        ]
    },
    "genesis": {
        "runtime": {
            "babe": {
                "authorities": []
            },
            "grandpa": {
                "authorities": []
            },
            "imOnline": {
                "keys": []
            },
            "session": {
                "keys": []
            },
            "staking": {
                "validatorCount": 7
            }
        }
    }
}