Node.js
iBM
SpeechToText
SpeakerLabels

Speech To Text:About an output form when I validated SpeakerLabels

About an output form when I validated SpeakerLabels

When I validated SpeakerLabels, I want to output it in the following forms.

speaker0 : Please tell me how to make in Node.js
speaker1 : OK,After I send the email it
speaker2 : Thanking you in advance

Please tell me how to make in Node.js. If there is a sample program, please provide it.