How to accesss billingAddress in Cart And Checkout Validation Function API

[kojiro2hb]

hello,

i can get deliveryAddress phone by following RunInput

query RunInput {
  cart {
    deliveryGroups {
      deliveryAddress {
        phone
      }
      billingAddress {
        phone
      }
    }
  }
}

but i don't know how to get the billing address info (phone etc).

does somebody know how ?

Thank you