groovy json slurper ordering

import groovy.json.JsonSlurper

println "java   : ${System.properties['java.version']}"
println "groovy : ${GroovySystem.version}"

def jsonStr = """
{
    "Id": 533,
    "StartTime": "2022-05-10 11:56:18",
    "EndTime": "2022-05-10 11:58:49",
    "TimeShift": "N/A",
    "Run": "123",
    "Setup": "Test",
    "Version": "3.17",
    "Result": "pass",
    "DebugMode": 1,
    "NumberOfCores": 3,
}
"""

def json = new JsonSlurper().parseText(jsonStr)
println "json.clas = ${json.getClass()}"



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OUTPUT:

java   : 17.0.2
groovy : 3.0.9
json.clas = class org.apache.groovy.json.internal.LazyMap