{"ScriptPreparationCode":"var value = {a: 30310, b: 100303, c: 3040494};","TestCases":[{"Name":"lodash.mapKeys","Code":"_.mapKeys(value, k =\u003E k \u002B \u0027-changed\u0027)","IsDeferred":false},{"Name":"native","Code":"Object.assign({}, ...Object.keys(value).map(k =\u003E ({ [k \u002B \u0027-changed\u0027]: value[k] })))","IsDeferred":false}]}