Transaction not yet indexed

Et91ukwDkkmSdUMrAF8fPmZbTbSS3BMBTKeZftqCUC4oqcdmaMdNYnb8ZMPkXTFER6XCAvFFQ7eRi5wPuVhqWsW

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