Transaction not yet indexed

28DLfJHS1TwpQmEXhNxMLBpxhNV4EztoPbHT9zPx5NxpJTAvrpBRSpF5TcDFY1e8q5QhbFSUeAnR7s2ppLWY7NX2

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