Transaction not yet indexed

121Ff56bmZFCgaNijW6D6fYCnFE8dasPFjRJsAd2TZCqNoyaft5cjw6GdLwfAuKwzLGFpWRcZMejkStJTxETPfHc

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