Transaction not yet indexed

AmCyU9hHPGwrox6AZd7gLspEUKP9sBjyYrVCXJvXFMyDhyD9MrqM8tJeeqPTH2fTMbfopBCUg4bXTe7BN4Z3rb7

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