Transaction not yet indexed

21fUMqAQKjmAErhURdM5Rusi7hoYnprWwSwrhhsHVvjwzG54SGM9iDzoAXdhb4f3qoRE1zE6Tu6nx5MoUwD9JvXU

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