Transaction not yet indexed

5c21pjVZvhKPELR4LC84puXwZo9LcjFkp8X2mDRZfbB5QCBjqiwvmsPSchGdofgQTCbmwb8DAyo34uSDMZjk4HZT

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