Attributes in order confirmation not display key:value

[hoannguyen02]

Hi everyone,

We are using checkout extension, we update some attributes at checkout page with our checkout ui extension like in the screenshot bellow

and then we use attributes variable in order confirmation like this

and it display format key => value like

May I ask how we can make it display format key:value object?

Thank you very much.

[hoannguyen02]

Nvm