Transaction not yet indexed

5k21YTxoCnxgYiN428mHAc9gb97HMQtaMB37Wgt9ST5X36FMxjeYb6eY3D3TCUonwFE487a9PD2M4zU3aYnMx65m

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