invoke
suspend operator fun invoke(conversationId: <Error class: unknown class>, messageId: String, reaction: String): <Error class: unknown class><<Error class: unknown class>, Unit>
Operation to toggle a reaction on a message
Return
CoreFailure or Unit //fixme: we should not return Either
Parameters
conversationId
the id of the conversation the message is in
messageId
the id of the message to toggle the reaction on/off
reaction
the reaction "emoji" to toggle