Transaction not yet indexed

AmTZ2GprGYFnWVZXrZ6jR4UnnVponpjoeQGUy4UMM6s3kNrbSmPyWLfGfrBs4mK7gLzbT8GGUD4bXabBJYWdsJJ

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