I was using this article for reference
https://learn.microsoft.com/en-us/microsoft-copilot-studio/guidance/adaptive-cards-display-data-from-arrays
My Json
{
"@odata.context": "https://graph.microsoft.com/v1.0/$metadata#Collection(microsoft.graph.staffAvailabilityItem)",
"value": [
{
"staffId": "1234",
"availabilityItems": [
{
"status": "outOfOffice",
"serviceId": "",
"startDateTime": {
"dateTime": "2024-07-27T23:00:00",
"timeZone": "(UTC) Coordinated Universal Time"
},
"endDateTime": {
"dateTime": "2024-07-28T23:00:00",
"timeZone": "(UTC) Coordinated Universal Time"
}
}
]
}
]
}