How to get dynamic values for select element in flexcard?

I'm trying to get values in the Flexcard's select input element dynamically by passing them through datasource but the select element is not showing any values when executed. Below is the setup I've for this. Can someone help me here

Custom Json that I'm passing in the flexcard data source

{         "Options":[            {               "label":"New",               "value":"new"            },            {               "label":"In Progress",               "value":"inProgress"            },            {               "label":"Finished",               "value":"finished"            }         ]      }

Configuration in Flexcard select element: