Media category, can be one of the MediaCategory values.
Content type of the media.
File name. Null if absent.
Server-assigned unique identifier for the media.
Size of the media in bytes.
Returns cached direct content URL for the media.
This URL will expire in several minutes. This function does not refresh the URL and can be used to query it several times without causing network traffic. If the URL becomes expired, you need to request a new one using getContentTemporaryUrl().
Returns the direct content URL for the media.
This URL is impermanent, it will expire in several minutes and cannot be cached. If the URL becomes expired, you need to request a new one. Each call to this function produces a new temporary URL.
Represents a media information for a message in a conversation.