Transaction not yet indexed

53U6Sjcjp4jhjExyiWcRarFTpEYs5y81ZBnegrAwTKt2qSHD7vdZQRaYdzoiKREKtTARQeqGs4BcQDEtzTxJVEQm

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