Transaction not yet indexed

53NbYbn75pHoq7kYnxdUHQ2tMapoLBd4CvHZCuP7iDmqNA5E51XhoFDUYaBMRSNgWhyYNNkrDzqyDWAcXU6ZVLcp

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