makePayload method
Implementation
void makePayload(Map<String, dynamic> payload) {
payload['from_device'] = client.deviceID;
if (transactionId != null) {
if (room != null) {
payload['m.relates_to'] = {
'rel_type': 'm.reference',
'event_id': transactionId,
};
} else {
payload['transaction_id'] = transactionId;
}
}
}