Public/Get-TVDeviceIdFromAlias.ps1

function Get-TVDeviceIdFromAlias {
    [CmdletBinding(ConfirmImpact = 'Medium',
        PositionalBinding = $false,
        SupportsPaging = $true,
        SupportsShouldProcess = $true)]
    param
    (
        [Parameter(Mandatory = $true)]
        $alias
    )

    $Method = "GET"

    $Uri = "https://webapi.teamviewer.com/api/v1/devices?full_list=true"

    Write-Host "[$Method] RestMethod: [$Uri]" -ForegroundColor Yellow

    Try {
        $Device = Invoke-RestMethod -Uri $Uri -Method $Method -Headers $header -ContentType $ContentType -Verbose -ErrorVariable TVError -ErrorAction SilentlyContinue
        $DeviceInformation = $Device.devices | Where-Object { $_.alias -like "*$alias*" }
        $DeviceInformation.device_id
    } Catch {
        $JsonError = $TVError.Message | ConvertFrom-Json
        $HttpResponse = $TVError.ErrorRecord.Exception.Response
        Write-Host "Error: $($JsonError.error) `nDescription: $($JsonError.error_description) `nErrorCode: $($JsonError.error_code) `nHttp Status Code: $($HttpResponse.StatusCode.value__) `nHttp Description: $($HttpResponse.StatusDescription)" -ForegroundColor Red
    }
}