{"ScriptPreparationCode":"const LEN = 1000;\r\nconst arr = new Array(LEN).fill(Math.random());\r\nvar state = {\r\n data: {\r\n data1: {\r\n data2: \u0027test\u0027\r\n },\r\n data2: arr\r\n }\r\n };","TestCases":[{"Name":"Produce","Code":"const result = immer.produce(state, draft =\u003E { draft.data.data1.data2 = \u0027updated\u0027 })","IsDeferred":false},{"Name":"merge","Code":"const result = _.merge({},state, {data: {data1: {data2: \u0027updated\u0027}}});","IsDeferred":false}]}