Transaction not yet indexed

53d6kUFY9wZifjLFic5WLKQSkESXaYyCLsWhRkAvQTTpHvD9L7uYb3qhgcZAMVtQVTRPdVpsprUAFCSC2bMMCuFN

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