Transaction not yet indexed

263PfqHXxCkkjxP3p2sdiWyBvREN6a5KUadYkfDRBCE48Y8PrADBSumEsKFHVqcMmqmaJS6ZfqDR6vHXMWBja4nY

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