Telegram Bot send message with Emoji

tgbot_msg_with_emoji.ps1

function U
{
    param
    (
        [int] $Code
    )
 
    if ((0 -le $Code) -and ($Code -le 0xFFFF))
    {
        return [char] $Code
    }
 
    if ((0x10000 -le $Code) -and ($Code -le 0x10FFFF))
    {
        return [char]::ConvertFromUtf32($Code)
    }
 
    throw "Invalid character code $Code"
}

$token_id = "123456789:ABCdefGHijKlMnOpQRSTuvwxYz123456789"
$chat_id = "-1001234567890"

$payload = @{
    "chat_id" = $chat_id;
    "text" = "This is a test from curl $(U 0x1F525)";
    "parse_mode" = "Markdown";
    "disable_web_page_preview" = "True";
}


Try {
	$res = Invoke-WebRequest `
				-Uri ("https://api.telegram.org/bot{0}/sendMessage" -f $token_id) `
				-Method Post `
				-ContentType "application/json;charset=utf-8" `
				-Body (ConvertTo-Json -Compress -InputObject $payload)
	
	Write-host "Status Code: "  $res.StatusCode
	Write-host $res.Content
}

Catch {
	$result = $_.Exception.Response.GetResponseStream()
	$reader = New-Object System.IO.StreamReader($result)
	$reader.BaseStream.Position = 0
	$reader.DiscardBufferedData()
	$responseBody = $reader.ReadToEnd();

	Write-host "Status Code: " $_.Exception.Response.StatusCode
	Write-host $responseBody
}