Transaction not yet indexed

53a9qmUBjfGxpcs4F8Rq6cakCXNmuZa7DC2bU83VT648xhKgDUXWqDpyECarZGnyGjSMZ9K7WXPKCVS4MgtPUmH5

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