Transaction not yet indexed

am4gfWTqUYgdoFuPofaA7fvNNcFKtxLGS3J6ipwKFzuJ1gEdWd9e2Je91FHvdfj7L4xWQGKsmWoQqSr2oL799sU

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