Transaction not yet indexed

AMvmcckoNeEdQr18JT568kePvqaM49uL9NWHfTYK1yZAYfA4bMZBa4kCmnTeJBvzF2y5UBeFbBwqpkSWZQdqHAd

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