Transaction not yet indexed

1mkw8AJLbgBPz7N2tJacMuQWGZBHRzG1vuUKfYe4AzqChnfFbkhUMxbnyh8wJBtTNLg3cPd3rVZ8F8U8UVTj3uF

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