say

public Unit say(String callId, String text, Function1<Exception, Unit> callback)
public Unit say(String callId, String text)
public Unit say(String callId, String text, Integer level, Integer loop, Boolean queue, String voiceName, Boolean ssml, Function1<Exception, Unit> callback)
public Unit say(String callId, String text, Integer level, Integer loop, Boolean queue, String voiceName, Boolean ssml)