Transaction not yet indexed

mFfuEJjTkjm8nr8PrAzM4nXRSsL4y33uue9vJ4cN3N1YqjFYgytdEstFF9av9s2CPHqDvXhtPXGXABaP3NU5A99

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