Transaction not yet indexed

1255CtQuTujgcrmcfsCs6vo8Kn8acHT43dwfAzVdZdoutvXsW6yJAqizCVA2nSLfqLBhFNnAwXVti4pfzrE6EWHN

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