Transaction not yet indexed

53LuQ5M731YsxLAavmaLbB8ACkzkGnCVqZBrsYugGDqFCp17roxmLBT1c9Z9Vb87qV1q1MyQgR7LqEc5fCy3UAp2

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