Get contents from sendable
Get embed from sendable
Get nonce of sendable
Find whether the sendable has TTS (text-to-speech) enabled
Returns the embed (or null if none) for this sendable
Returns the contents for this sendable, no more than 2000 characters long
Returns the nonce for this sendable
Returns the tts setting for this sendable
BaseSendable implements the Sendable interface, and is the base implementation for all sendables