Transaction not yet indexed

ao2kUPRmXfCgYY3oubZmK7cbQQskH1FWzbNaZ2PDPuN8TC44Cmrbh2Kg5dZMh2z8zERYQCtg6fNmR1Khk6NHQr7

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