Transaction not yet indexed

MffogFgHkJ88ZoyZzofkTenQM3PqNgChb2n7wifvR72Wm6E7BQyFA8u9Py5Ph31vsMUM9BdnR8SgZ2qejWPUHA2

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