adaptive card snippet

{
“type”: “Column”,
“width”: “5”,
“items”: [
{
“type”: “Image”,
“url”: “data:image/svg+xml;utf8,20%2F%3E%0A%3C%2Fsvg%3E”, /// when this thumbs down button is clicked by user, a new modal pop up windows should open up
“width”: “15px”,
“height”: “15px”,
“selectAction”: {
“type”: “Action.Submit”,
“data”: “This generated answer wasn’t useful”
}
}
]
},

Tried the options from this below samples, but not coming to the expected output
— https://adaptivecards.io/explorer/Action.Execute.html