.mapValues { entry -> entry.value.groupBy({ it.first }, { it.second }) }
    }

    private
    fun readPerformanceTestConfigurations(performanceTestsCiJson: File): List<PerformanceTestConfiguration> {
        val performanceTestsCiJsonObj = JSON.parseObject(performanceTestsCiJson.readText(StandardCharsets.UTF_8)) as JSONObject

        return (performanceTestsCiJsonObj["performanceTests"] as JSONArray).map {