Transaction not yet indexed

1NuoCUJAoJHVqQT7zqWDkvsUWFuTU7N3DFn7evn3dXZE8JGq8hqXzMuXZxXBrhH3ug9PsjQFo7EBkS259ZCRhc3

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