Retrieve a policy

{
    "id": "string",
    "organizationId": "string",
    "name": "string",
    "allowNegativeBalance": true,
    "assignedStaffCount": 0,
    "carryoverLimit": 0,
    "defaultSettings": {
        "assignedStaff": {
            "type": "Role",
            "value": "string"
        }
    },
    "fullDayDuration": 0,
    "limitSettings": {
        "isFixedAmount": true,
        "fixedAmount": {
            "hours": 0,
            "daysEarned": 0,
            "accrualCycle": "AllAtOnce",
            "accrualFrequency": "EveryOneWeek",
            "accrualDay": "Sunday",
            "accrualDate": "1st"
        },
        "perHourEarnings": {
            "hoursEarned": 0,
            "hoursWorked": 0,
            "isLimitedMaximumBalance": true,
            "maximumHoursBalance": 0
        }
    },
    "paid": true,
    "requiresApproval": true,
    "status": "Draft",
    "type": {
        "id": "string",
        "name": "string",
        "type": "Sick"
    },
    "typeId": "string",
    "units": "days",
    "createdAt": "string",
    "updatedAt": "string"
}