Transaction not yet indexed

MhtH87oSPB9ZqCQHYn8qnTGz1PaeEN3NcTFN4CttbFFTPtQ9G8otvJyCzqqSHgSDGNqBbGH1i9NmnwXiUJMCvb9

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