Iframes that will be displayed in the body of the open card.

Function argument - an object that provides all available functions of the web SDK.

Return value - the function should return array of objects with the following keys:

Example :

'card_body_section': (bodySectionContext) => {
  return [{
    title: '📝 Timer logs',
    content: {
      type: 'iframe',
      url: bodySectionContext.signUrl('./timeLogs.html'),
      height: 200,
    }
  }]
},