Transaction not yet indexed

ME7htZ9xtq3Nj2mFpUXcMWaGkH8bAWo7fzpVu2jhkCRVvwwUpkbw7Ms68fByoeMxRMkBZGvqvfP1B1YKmj1Cvez

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.