Transaction not yet indexed

AMkxWckFvBQRWcZ3Zyzr1WEekbbNgGsBwJmKBonsxJuC6RAh4iFc9Z8DdkBREhVMqBaxcJCzr9vJCbzvAEPrrQA

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