Transaction not yet indexed

21zfPUXqk56yLG4GDSEpkPiuk6f4SjemHnsjY8wAzDSs2WR8zwNk4Vu53HRtgegpJFa5ChFkZq3AYhq5JsE9cHfJ

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