Transaction not yet indexed

AMmFQoVwBMytUd5kZnPoNp2eGb4acmazwSeVYcatPHP9CCCuAf4tK3uM2hmykKAKaEAZQCUeUyJ2J623nF3QKu7

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