Transaction not yet indexed

53pbnPw1kS5pT4qpdchjKWm5UGTzLY39jo5SjwBbZBgtBTVaGHLm2UuASPyKpBLeiWsUWd156RuLRkZ3qMzTySoN

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