Transaction not yet indexed

Mkb3qAqcwfAENLWgEuKPgJRwaJ8xszgRUdY3zBPWX21fTtY5NU52uWYkF8tj3Fe1ATKkCR8Nt59Jks7qq9DRhDk

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