Transaction not yet indexed

Nb2E9xmF8r1GtHL7xXujJW6BRQ3MYeGDUZp6igNEp1w8TfWZz1jcUtcTqoTQmechxxgbHDWMGtP5nPmWaejoyR2

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