Transaction not yet indexed

121uov1m2HiNApKazaDDsRBHfyoaPFqi3HNF1JH2qCpdXkdgvnKVDDQUfj84qcEXejUNsevmP3m2z3r4yAgkCZLs

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