Transaction not yet indexed

21S6k4n2xasAFdcqCE3R5pnTvg3rJ6am4zYVpiT7MKAzKzLYMY5rtWLC2rC5EXH1229245PyeU6ZuZUbjbWpwsqW

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