Transaction not yet indexed

278AR74ezRfdxtiFicM5M26QLefwBjPCv6aKuEz8fJPLMwXucWhPfKzvYRDchCy8oYaJSsQC8iqvFH1vG7AYyHRD

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