I am certain this is simply not consumer error, since the recovery phrase was located in two different areas: backed up in a file on S3, and printed on a piece of paper. Standard recovery phrases use a selected list of 2048 words next the BIP39 standard (Bitcoin Advancement Proposal https://bookmarkspring.com/story13660569/helping-the-others-realize-the-advantages-of-bip39-mnemonic-phrase-tool