This is a track sample from AWS S3:
test_mbira_get_audio_track_URI
sShortcode: = [amazon_s3 bucket=mbira-downloads region=us-west-1 object=track-samples/mbira.org-3674/mbira.org-3674-2-sample.mp3]
sSampleLink: = https://mbira-downloads.s3.us-west-1.amazonaws.com/track-samples/mbira.org-3674/mbira.org-3674-2-sample.mp3?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIA2GWWM2HXYZOFU457%2F20231002%2Fus-west-1%2Fs3%2Faws4_request&X-Amz-Date=20231002T004300Z&X-Amz-Expires=86400&X-Amz-SignedHeaders=host&X-Amz-Signature=c9eb25bf40b8d97f22b61c832cb01df3e1fa2d18b00fdfc9601aa37d598800d7PLAY