whmcsDNSManager/modules/addons/DNSManager2/composer.json

{
    "name": "mgmodule/dnsmanager2",
    "homepage": "http://www.modulesgarden.com",
    "require": {
        "google/apiclient-services": "^0.156.0"
    },
    "autoload": {
        "psr-4": {
            "MGModule\\DNSManager\\": "./"
        }
    },
    "replace": {
        "monolog/monolog":"*",
        "guzzlehttp/guzzle": "*",
        "guzzlehttp/psr7": "*",
        "guzzlehttp/promises": "*"
    }
}