Transaction not yet indexed

ymkzB5NtHaY6X5v9fR1PYpTnKCKcFtC7T1rHLvJ7fd82pYY8zdGR4h4pSfEXiAnJYTuBqwcrqBihjhz1tnF5Wt3

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