This function refreshes the token for an integration link.
whmapi1 --output=jsonpretty \ update_integration_link_token \ user='username' \ app='WHMCS_billing' \ token='subway'
{- "data": null,
- "metadata": {
- "command": "update_integration_link_token",
- "reason": "Ok",
- "result": 1,
- "version": 1
}
}