Transaction not yet indexed

421c5PKkGHV3ZWhGoWSXuU9bJMkfTmNjqkfyns8U8FPp3b1K6yyG3xk3phknDSNg1vaiHiTo819KCLhrAdSnYLW1

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