Transaction not yet indexed

u53HTVeBYTvE6rtQ3EpM9xkFYKJmmvPCiqPpRmEQoHuyT8CLBYjuRmagDPi7DFYRwsCm2i76RAdCq3CboJGT9u5

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