Transaction not yet indexed

21MbU2QPuDRMFPE3LhpgKCiCacStVGTBNLoPY9rMbBCXQx5NREbXs9CNiEkUnV3o7PG2ScjJN7rPcdp3zZb8zRxU

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