Transaction not yet indexed

53pu1SvXURYzf4yGshsgjBCQNjaYA5jKL3XiFuGqPpp7EkoGDaG2eG6gKk6CDsK19wkP3G4NhwMAwXiNkQeYFkRG

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