Transaction not yet indexed

2Sre9mSAzqX15KQe2kJCQoy7AwqehH1iV3QZXqGc1U3HvwMAdQFMFQRSHSrWMfXGomCVsKvYs2UNwdvxYYAFV3p1

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