Transaction not yet indexed

421pdo3tPPd5LiAHU8XvpBHZWPnrgUMSRMG2JSG3N62f7WVLbmcBWPmNfbTCtvU5hKPiPxdUZAzpGRUVK6asUqTs

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