developer/api/v1/apps/Remove-Application.ps1

function Remove-Application
{
    [CmdletBinding(SupportsShouldProcess)]
    param(
        [Parameter(Mandatory)]
        [string] $AppAlias
    )

    if ($PSCmdlet.ShouldProcess($AppAlias))
    {
        return Invoke-Api Delete "/developer/api/v1/apps/$AppAlias"
    }
}