Transaction not yet indexed

MLso6ifLv1VN9nToN9Mv7HK8EEyNQJqpy8QZYPqNSmGTra91aC8vt2b5VURLiVZmgYmZambkW7CMf2K8eUKJmQs

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