function Get-FlattenedAppsettingJsonKeyValue {
    param(
        [string]$Key,
        [object]$Value
    )

    $returnValues = @()

    if ($Value.GetType().Name -eq "PSCustomObject") {
        $Value = ConvertTo-Hash $Value
    }

    if ($Value.GetType().Name -match "Hashtable") {
        $deepPairs = (Get-FlattenedAppsettingJson $Value)
        foreach($pair in $deepPairs) {
            $returnValues += @{ Key = "$Key`:$($pair.Key)"; Value = $pair.Value}
        }
    } elseif ($Value -is [System.Collections.IEnumerable] -and $Value -isnot [string]) {
        for($i = 0; $i -lt $Value.Count; $i++) {
            $item = $Value[$i]
            $deepPairs = (Get-FlattenedAppsettingJson $item)
            foreach($pair in $deepPairs) {
                $returnValues += @{ Key = "$Key`[$i]`:$($pair.Key)"; Value = $pair.Value}
            }
        }
    } else {
        $returnValues += @{ Key = $Key; Value = $Value; }
    }

    return $returnValues
}