Transaction not yet indexed

21u6Pimo1viT69bddvgtpnPiHD6AY8EAbbANcLpcbrCjoRByphswAWQayUiU9tvabPzRVdcT8cFYcz6yPgMFCDC5

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