Transaction not yet indexed

MMnfVUTbcGcqeK5mPjPAS5H66Q3KxQpu8iRQt6JukX7gfVEXNW3gWEDE2Rpu9TqavqDdqptKQQWfroVKvEpp26K

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