Transaction not yet indexed

4Amzu9tYYxmYCDAmLThupvAJpsUpP6C1UrhwTYR58md5RcSx5sYpvxzwNUQtqZBtCSCi9oSXod8b7GsBR2FWasgn

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