Transaction not yet indexed

21UpnChqepQmxTTewgNhfdsgqXHaxS9wqAzfXeL3KeY9f13Sc3D1Er8LKJMGTddkYDbDfpgRSFX5PGraKVry5pHF

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