Transaction not yet indexed

5u1q51HHyiTtDSfjDFRCpTPNUq31ZK1sDtA63gzPiE4e4rcpKZzviDW4VmDAjUWWDg716FJjSSJ4GiZQPQQL3gNk

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