Transaction not yet indexed

21ztLP3RLjk5ngNX97M4ScAhsnRuuYht5HA7B1WuSMPkHfj4DWXsXMFaSuSBnkn3KbV7bqp4DKFEP3u2N8WZVvX3

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