Transaction not yet indexed

AMBSQ6EiCQCZ8CUQ5HWk7sA1o7BX7YYwYQ8ZjzGki8bYsrBZSsfANKXvtoBAsQM8APgz7iVhJ9FATejFhv8sCPe

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