Transaction not yet indexed

mk3R5wqLz5iT4sc9ZcgLhqqTfyRhEoooQMHnNETpdWMmSXXeVta4VW12Lf4Q7QqXT9EAQQxVR8Z7mcdx6mswQqR

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