Transaction not yet indexed

53EMkaJBf5Pbscd2o4RNFBXaNqhonVxKcdmVt5iFENX6PGBd47cqm1Fucf6JrowJ9GddxhmQjaN33VYXJqKXtPi9

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