Public/Jira/Groups/Add-AtlassianCloudJiraGroupMember.ps1

function Add-AtlassianCloudJiraGroupMember{
    [CmdletBinding()]
    param(
        [Parameter(Mandatory, Position=0)]
        [ValidateNotNullOrEmpty()]
        [string]$GroupId,

        [Parameter(Mandatory, Position=1)]
        [ValidateNotNullOrEmpty()]
        [string]$AccountId,

        [Parameter(Mandatory, Position=2)]
        [ValidateNotNullOrEmpty()]
        [string]$AtlassianOrgName,

        [Parameter(Mandatory, Position=3)]
        [ValidateNotNullOrEmpty()]
        [string]$Pat
    )

    $data = @{
        accountId = $AccountId
    }

    $endpoint = "group/user?groupId=$($GroupId)"

    return Invoke-AtlassianCloudJiraMethod -Method Post -Data $data -AtlassianOrgName $AtlassianOrgName -Endpoint $endpoint -Pat $Pat -Verbose:($Verbose.IsPresent)
}