Transaction not yet indexed

21Lkw35vCbSXHzC9tF7MZvp9W5oij2mH5eReooeRT8S54Srb4f8MZVfvCWRPEBFQYxjy7B4mJPpJoaYcjoqcFs1X

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