Transaction not yet indexed

5Sim2zQKRjC8PpAxVsTTsuBZXzTAXJqHosaZv2YLAFSQ1RjFnu72SLRLh8jCKrxkAaS7xSZ4XYfcubKNt4VMMyv2

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