Transaction not yet indexed

21m4pKkqECHR46jrJvZFg9hkJdbRhXwdMU3mNUqEqapKiU5zZCon1RX3UJz26shKeRs5bKcymT1eyRwHwtW29VXT

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