Transaction not yet indexed

2ND688PQ7nNybe6YVbkdEBKiXfVipNTFrfccqvNHUeX23MiTLrnUtKdcPVs4jYPvfAkgrEte8pYeTcV4KTU4pJ8Z

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