Transaction not yet indexed

Am1bXRe7kUfj95G28ciCLq6g1JmxiKv1CGudgKyS8ZU1kGEpJfSBTC5vkZgY4ytyKRwazN1P6cUBcJttTw2qrX2

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