How to give empty json object in object or change the key name at runtime for REST request

Summary:

Hi Experts

I have a requirement where in I have to change the key name at runtime based on some value, not sure how to achieve this in Integration mapping

The number in below paylaod i.e. 300000000410763, 300000000410769,300000000410739,..etc change at runtime.

{

    "crossFlowInteractionList": null,

    "flowInstanceName": "Test_EF",

    "legislativeDataGroupId": 30000061694,

    "parameterIdValues": {

        "300000000410763": "Monthly Payroll",

        "300000000410769": "2024-01-01",

        "300000000410739": "2024-01-06",

        "300000000410737": "SEHA AHS ALW",

        "300000000410757": "Bank Transfer",

        "300000000410759": "Payment Account"

    },

    "scheduleEndTime": null,

    "scheduleFormulaName": null,

    "scheduleStartTime": null

}

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