Transaction not yet indexed

421YmJRQu34hZcU1GAVbFuXTj1NVAV8uowZd51fT1jXeUXqoMLxMc5j43uDDM6w312XC7DdEbmh8w4mTpudayKau

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