Transaction not yet indexed

21NaUagFQAvU78xwEFgLYFd6eHoRrBcgdzjgCdgEDfbX9FrBy4rFdP3W3ePNkZwiAWA157TeFvsMEHbFR4LbgP5w

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