Transaction not yet indexed

mfEM6Rwe4Ht1cGSzXayqn8ZKQDfHVDcRKKNa28CZkKyQ2GArhqmbfdnBiHKE7QxGsYkZgqHpMQxaZv7hZCSJGSj

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