curl --request PUT \
  --url https://app.myhero.so/table/cell/{cellId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "value": "<unknown>"
}
'

{
  "data": {
    "_id": "<string>",
    "tableId": "<string>",
    "rowId": "<string>",
    "columnId": "<string>",
    "workspaceId": "<string>",
    "isIdentifier": false,
    "createdAt": 123,
    "updatedAt": 123,
    "originId": "<string>",
    "data": "<unknown>",
    "isDeleted": false
  }
}