Transaction not yet indexed

52u6mbkeAn7PYC8HyAZAkoyYTr8hZfeJBwFLQXrJpK2MAFVrceDTRkEQkBbPHkhFfZhtUtXXGDiTXHpqNFEZGagG

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