Get the address pointer for the event being reacted to (for replaceable events)
Get the emoji content of the reaction (defaults to "+" if empty)
Get the event pointer for the event being reacted to
Get the pointer (event or address) for the event being reacted to
Get the event that this reaction is reacting to
Return the set of relays this event was seen on
Protected$$refInternal method for creating a reference
The base class for all casts