abstract fun createTrustPingResponse(agent: Agent, record: ReceivedPing, comment: String?): Single<Pair<SentResponse, TrustPingResponseMessage>>
Creates a trust ping response message with an optional comment.
agent
- for which to create the response message
record
- is a record representing the ping message to which we are responding
comment
- is an optional comment for the sender (we are in the receiver role)
Return
Single of a Pair of a TrustPingRecord.SentResponse and
TrustPingResponseMessage, the record for this trust ping and the created response.