Optionalclaimeded25519 key claimed by the sender of this event. See MatrixEvent#getClaimedEd25519Key.
The plaintext payload for the event (typically containing type and content fields).
OptionalforwardingNo longer used. See MatrixEvent#getForwardingCurve25519KeyChain.
OptionalkeyIf another user forwarded the key to this message (eg via MSC4268), the ID of that user.
OptionalsenderKey owned by the sender of this event. See MatrixEvent#getSenderKey.
The result of a (successful) call to CryptoBackend.decryptEvent