Transaction not yet indexed

2mppSAp4osn3JPuZ2kXEcddu8fpWSvtUDafvqrfNpQsCu6TdoDspJXwXjMKcaKfHUm5iHwFtVHGWNDvF8hgXHTU7

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