Thanks for posting your question in the Microsoft Q&A forum.
On a high level, below are the steps:
- Create a Python script to transfer file from BLOB to S3 (Script is given at the end of this post).
- Create an Azure Batch account and configure the batch pool.
- Create an ADF pipeline with a custom activity, and connect to Azure batch to run the data transfer script.
https://medium.com/litmus7/file-transfer-from-azure-blob-to-aws-s3-step-by-step-guide-9be4b033b8ea
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