init(propagated:nonPropagated:)
Declaration
init(propagated: [String : any CVAttachmentValueRepresentable] = [:], nonPropagated: [String : any CVAttachmentValueRepresentable] = [:])init(propagated: [String : any CVAttachmentValueRepresentable] = [:], nonPropagated: [String : any CVAttachmentValueRepresentable] = [:])