Transaction not yet indexed

491mWek7Qm3iXso1M1tUFM52EbqqAaSYbKNYzjGexnqL2YbmQBFAoqiayp3sKvw2T52YHKU3iKsLGmPfUdsUdYGx

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