Transaction not yet indexed

53uhPxBksPyLqbPyMgEZoAEBh4aHeb84LgJhyqgT2nhK8P4sY8tqYF9TH3nxMpw1ptQZDBR9nQJpT8FVP7KzMUu8

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