Transaction not yet indexed

621K2mdjUVrECMuf3obEescdi4Z7yKzewq4WRMVi4YUdFuKDeMGyDyaSy7RZC4ZRQYBcAvEqKnPPptx4axXmWp61

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