Transaction not yet indexed

Mb6tDWELJzVtr7HsPFpoSfjT699uPSkQ8ipg3vhyfFmNbvbCANchBh6k8JXt9cMAUkJs8QttUWDApfB3P3X8RzD

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