Transaction not yet indexed

21pbtAiLEKDdX2dXmR3PL1iFxcsq1rg2xezWafwuDGoQRSvfxVDPTRmnXkmjv9h1xb4bWJfFFJeCjSA4KyybAUb6

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