example.swift

// In view

// Init
self.components = DivKitComponents(
            extensionHandlers: [
                ShimmerImagePreviewExtension(),
                
            ], flagsInfo: DivFlagsInfo(imageLoadingOptimizationEnabled: true),
            urlHandler: DivUrlHandlerDelegate { UIApplication.shared.open($0) }, variablesStorage: DivVariablesStorage()
        )

        self.preloader = DivViewPreloader(divKitComponents: components)
        self.content = content

// Show content

	 divView = DivView(divKitComponents: components)
        let cardId = DivCardID(rawValue: content.logId)
        let source = DivViewSource(kind: .divData(content), cardId: cardId)
        let params = DebugParams(isDebugInfoEnabled: true)

        divView.setSource(source, debugParams: params)
        view.addSubview(divView)

  divView?.showCardId(DivCardID(rawValue: content.logId), shouldResetPreviousCardData: true)
          DebugParams.showDebugInfo(divView)


// Deserializer itself

public struct DivJson: Deserializable {

    public let templates: [String: Any]
    public let card: [String: Any]

    public init(dictionary: [String: Any]) throws {
        templates = try dictionary.getOptionalField("templates") ?? [:]
        card = try dictionary.getField("card")
    }

    static func load(_ content: String) throws -> DivData {
        guard let data = content.data(using: .utf8) else { throw JSONParsingError() }
        let divJson = try DivJson(JSONData: data)
       guard let divData =
            DivData.resolve(
                card: divJson.card,
                templates: divJson.templates
            ).value else {
           throw JSONParsingError()
       }
        return divData
    }
}