Transaction not yet indexed

1555w3eJaVq8dyHRppjWe72gcgLz4F7yUdvXk7Z5qDBpAg3DpFtdd4iMbT13DVLftmqETWWNFQRYeZyhTa7v95t

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