phpClient/generated/composer.json

{
    "name": "generated/protobuf-messages",
    "description": "Auto-generated Protocol Buffers classes",
    "autoload": {
        "psr-4": {
            "GPBMetadata\\": "GPBMetadata/",
            "Common_pack\\": "Common_pack/"
        }
    },
    "require": {
        "google/protobuf": "^3.22"
    }
}