ResponseBody {
  Layout {
    Directives {
      AddCardDirective {
        Name: "add_card_1"
        CardId: "1"
        Div2Card {
          Body {
            fields {
              key: "some key"
              value {
                string_value: "Rendered something"
              }
            }
          }
        }
        Div2Templates {
        }
      }
    }
    Directives {
      AddCardDirective {
        Name: "add_card_2"
        Div2Card {
          Body {
            fields {
              key: "key2"
              value {
                string_value: "Not empty!"
              }
            }
          }
        }
      }
    }
  }
}
