To start:

1. run start.sh (with "skip" argument to skip downloading spark archive)
2. go to localhost:5001 to send tracks and playlists data
3. then go to localhost:5601 and import the dashboard (kibana_dashboard/how_to_import.txt)

Technologies used:

• Logstash
• Elasticsearch
• Kibana
• Kafka
• Spark-streaming
• Spotify API