Value of type 'SBDUserMessage' has no member 'plugin'

if currMessage is SBDUserMessage {
guard let userMessage = currMessage as? SBDUserMessage else { return cell }
if userMessage.plugin[“vendor”] == “sendbird”, userMessage.plugin[“service”] == “call” {
guard let missedCallCell = tableView.dequeueReusableCell(withIdentifier: “MissedCallTableViewCell”) as? MissedCallTableViewCell else { return cell }
cell = missedCallCell
}
}

@Jaykar_Parmar hi, I think it is plugins not plugin