Transaction not yet indexed

cmn8ExMYrt8ykNBVfmEMfv6ak9WuMHJiBWNw7ZpZ6U98dtmD72HGfuUhWmxi4EVgCDR9dTdMyBrY54FjkjBA3Mt

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