Transaction not yet indexed

Am1xYSNwXN9CA8ABafNy4n1zxEvW1JfpRzQgzVh9VchPFh6utnGF3dgchmb2igPtGXk1QLx4zBEXAqpvWGGhL1E

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