Summary: 15 instances, 14 unique

Text	Count
// TODO required validation	1
// TODO use the SDK's ObjectExistsWaiter to detect if the mediaKey exists,	1
// TODO: use S3 client(@aws-sdk/client-s3)'s waitUntilObjectExists() to detect	1
// TODO Do some kind of processing on transcription metadata	1
// TODO use the SDK's error types to handle specific errors returned by	1
// TODO: use the @aws-sdk/s3-request-presigner package's getSignedUrl() to	1
// TODO: Use the conditional expression from @aws/dynamodb-expressions	2
// TODO: Use the S3Presigner to generate a presigned url	1
// TODO use the SDK's PresignClient to create a presigned URL for the	1
# TODO: Create an 'object_exists' waiter and wait at increments	1
// TODO use the SDK's Amazon S3 transfer Upload manager to stream the media	1
# TODO: Return presigned url for the 'get_object' operation using the	1
// TODO: Implement waiter	1
// TODO this does not escape bucket or key names.	1