# Marketo - Search custom objects action
This action searches custom object records in your Marketo instance by a given search criteria.
Search custom objects action
|Custom object name||The name of the custom object to be created. Additional search field will appear if they are required for the custom object type.|
|Marketo GUID||Use this field to search for custom objects with the Marketo GUID.|
|Custom object input fields||Additional input fields will by dynamically generated for the custom object type. You can search for custom object records using these input fields.|
The output of this action is a list of custom object records, including the List size and List index. By default, Workato will retrieve the Marketo GUID, Created at time, and Updated at time.
|Marketo GUID||A unique ID for the Marketo custom object.|
|Created at||The time when this custom object was created.|
|Updated at||The time when this custom object was last updated.|
Last updated: 7/2/2021, 10:09:23 AM