Transaction not yet indexed

5g21BP8BKx726vzE8edNwD9tFVe5wH1YM8QZZvqu9syTtKgyttz53M8mHMycXqFxo27CE2dnnTcD6bTM4mXbPsvk

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