namespace AIStudio.Tools.ERIClient.DataModel;
///
/// A block of content of a chat thread.
///
///
/// Images and other media are base64 encoded.
///
/// The content of the block. Remember that images and other media are base64 encoded.
/// The role of the content in the chat thread.
/// The type of the content, e.g., text, image, video, etc.
public readonly record struct ContentBlock(string Content, Role Role, ContentType Type);