Transaction not yet indexed

53PhLR7fGh9G4WFgYLUHYhtDmq6UpqLPuFbyNyyUBUcAWNQFZX5RcSUjiRCk5HoSa75qpXhpCKnXpZNmyLw71Bk7

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