Transaction not yet indexed

Am2upXScL494VLgd5hXGkim8DDG2RhNY8YRNMJtpDiZqBgE573vE3tmQrKWtEG4r7DzuCfCE3PbmkpUzq1yCaCi

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