Transaction not yet indexed

21N6tUupzskDomCe9oSLfEKVcZDK7PxJ31j1NUPoFamCQgFHzFSxZbUqd5wf1kQo6e4ZjJt75Aie2uT98EeNbfPu

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