Public/Get-CiresonPortalUserSupportGroupMember.ps1

function Get-CiresonPortalUserSupportGroupMember
{
<#
.SYNOPSIS
    Returns a list of members of a support group enumeration.
.DESCRIPTION
    Returns a list of members of a support group enumeration.
.PARAMETER SupporGroupID
    Specifies the Suppor Group ID (GUID)
.EXAMPLE
    Get-CiresonPortalSupportGroupMember -SupporGroupID $ID
.NOTES
    Francois-Xavier Cat
    lazywinadmin.com
    @lazywinadm
    github.com/lazywinadmin
#>

PARAM(
    [parameter(Mandatory)]
    $SupporGroupID
)
    BEGIN
    {
        TRY{
            Write-Verbose -Message $(New-ScriptMessage -Block BEGIN -message 'Checking Pre-Requisites')
            [void](Get-CiresonPortalPSConfiguration -WarningAction Stop)
        }
        CATCH
        {
            # Stop the function
            Throw "Not Connected to Cireson Portal"
        }
    }
    PROCESS
    {
        # Build Query
        $URI = $CiresonPortalURL, "api/V3/User/GetSupportGroupUsers?id=$SupportGroupID" -join '/'
        Write-Verbose -Message $(New-ScriptMessage -Block PROCESS -message $URI)
        
        # Invoke Query
        (Invoke-RestMethod $URI -Credential $CiresonPortalCred) -as [pscustomobject]
    }
}