Transaction not yet indexed

278PySUcRR8ubMN3XYqRvJWeFqTHRJA3GuEnBkt9hxPbXhCwJQj94ADEYKD2RjcP9twQGUdu8dYV9eikkVJ6ACH1

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