Transaction not yet indexed

421cpCGzMgp9LFReaLmedM45zMaKhv6unxG6H5qeJhACPr5bxhZE4qmUTax4MqBkpsJpqCgAz41baBPccGebMt6Y

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