Transaction not yet indexed

MMMfCMpcbeJjUD3F5mNAPGxTwFL5vhFAX3CxF8i3s3NXwQZP2SKkR7pN7ohte5MkeUXgZugiM4YdTQuucUWWGTK

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