$baseUrl = 'https://neo999.next-hd.net/pleasanter'
$siteId = '126841';
$uri = $baseUrl + '/api/items/' + $siteId + '/import'
$apiKey = '6504c8a807677a3a576e10327f3c19876c55736ee45d4a845796b9e7f5e087bfd4bd0d8184863da8cf1733ca635111432ab334aea59102b06a96ee6d2c05190d'

$filePath = "C:\Users\k.nogi\###nogiDEV\##Node.js\Care7\outputCsv\202501.csv"

$form = @{
    parameters = ConvertTo-Json @{
        ApiVersion = 1.1;
        ApiKey = $apiKey ;
        Encoding = "UTF-8";
        UpdatableImport = $true;
        Key = "Title";
    };
    file = Get-Item -Path $filePath;
}

Invoke-WebRequest -Uri $uri -Method 'Post' -Form $form