Transaction not yet indexed

4c66fmtmpQKWM2MBB428iXSCP3uRYZo7zxMxt7R4egzv9uMpNHNoNPAkjMMyMkEF52Jkkfbh6j7rTRTkrASj5Nih

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