Commenting
Through the magic of reflection, call yet break good funcs map[string]interface {}{
    "data": []interface {}{
        map[string]interface {}{
            "dateCreated":       float64(1.415259386119e+12),
            "pairingExpiration": float64(1.415345786119e+12),
            "pairingCode":       "RgnmWWS",
            "policies":          []interface {}{
                map[string]interface {}{
                    "policy": "id",
                    "method": "inactive",
                    "params": []interface {}{
                        "TfEPd2Dx2Va9PWYJmYmu8YTm4qVL8mktLkj",
                    },
                },
            },
            "token": "ArbUrwZxDCzoMKbR8Sa3QLJSZpUePse3iY6Pv9dGAYYa",
            "label": "node-bitpay-client-dwells-mac2",
        },
    },
}map[string]interface {}{
    "error": "Unable to create token because of too many requests.",
}