Transaction not yet indexed

642xHTuvUvcEMdj7B9sw6xgsXGqvQsXBrEgxJgCsU6iLYFrKcM83u2RWrHfXFkPvy1vabXe8ASBxLx7LBhXvSM22

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