bin/cloud_provider_firestore/app/meta/cloud_provider_firestore.cmx

{
    "program": {
        "binary": "bin/app"
    },
    "sandbox": {
        "features": [
            "root-ssl-certificates"
        ],
        "services": [
            "fuchsia.tracelink.Registry",
            "fuchsia.cobalt.LoggerFactory",
            "fuchsia.net.LegacySocketProvider"
        ]
    }
}