Transaction not yet indexed

5h21VVQqcnRdXvJpBP41MpontXf9hLjatWsw3xh4mThmbMW6YZdEKBiLqUTndTAqwdUJBp1wpECcQ5eNetbaMRTG

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