Transaction not yet indexed

MP21oAecNZdNXRGBMFFJWhXgx2LADHn4EgHd6HTj4jVTzfamUju8YpVpve4RK2MGUC1kQtrUqZG3faFHYGqKSW8

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