Transaction not yet indexed

121g8aJKgKQzcQSfsdyG1EqvyKXnBoWi7L3vzCmQKaHfZMxPTPCXdMKoqEruj41Hi8dLYd9hsP64cXKNcC45bkBE

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