I've set up a zap which takes a new row in Google Sheet (which is the tweet I want to crosspost to X and Threads), and added a step which send it through to Typefully to handle the auto-splitting into a thread post (single post with replies under it, reads like a micro blog).

It doesnt work unfortunately. This is the input in my Google Sheets:

\ud83c\udf05\ud83d\udcc9 Market Opening Alert \ud83d\udcc9\ud83c\udf05 Key points to watch: Earnings reports from HELE and BYRN, semiconductor stocks, and geopolitical tensions. Read the full thread for more insights #StockMarket #EarningsSeason #CryptoNews\n\n\n\n(1/10) Stocks rebounded from Monday's slump, with tech stocks leading the charge.Semiconductor stocks are seeing renewed buying demand amidst their optimal seasonal holding period. #TechStocks #Semiconductor\n\n\n\n(2/10) The S&P 500 Index closed higher by nearly 1%, maintaining support at 5669. However, waning upside momentum remains apparent, and seasonality suggests a cautious view of stocks in the near-term. #SP500 #MarketOutlook\n\n\n\n(3/10) Earnings season is kicking off with HELE and BYRN reporting today. HELE's consensus EPS is $0.87, a 40% decrease from last year, while BYRN's consensus EPS is -$0.01, a significant improvement from last quarter. #EarningsReports #HELE #BYRN\n\n\n\n(4/10) The Sensex fell 168 points, and the Nifty dipped below 25K. Despite this, analysts warn that maintaining momentum might be difficult. The Nikkei climbed 0.87%, driven by chip and high-tech sectors. #Sensex #Nifty #Nikkei\n\n\n\n(5/10) Geopolitical tensions and the upcoming presidential election are promoting a cautious outlook. The market is poised to end a three-week winning streak, with the Dow Jones and Nasdaq Composite decreasing by 0.2% and 0.1%, respectively. #Geopolitics #ElectionImpact\n\n\n\n(6/10) The S&P 500 has seen a reduction of 0.1%, and the year-end rally is still uncertain. Investors are looking ahead to earnings reports and economic releases, including the consumer price index and producer price index. #S&P500 #EconomicReleases\n\n\n\n(7/10) Key economic releases this week include mortgage applications, wholesale inventories, and initial job claims. These data points will influence market sentiment and potential rate strategies. #EconomicData #RateStrategy\n\n\n\n(8/10) The market is in a state of heightened volatility, with factors like the election and geopolitical tensions contributing to uncertainty. However, the S&P 500 could still end the year with a gain of around 20%. #MarketVolatility #YearEndRally\n\n\n\n(9/10) As we navigate the day's trading, keep an eye on semiconductor stocks and earnings reports. Will the market continue its cautious trend or surprise us with a strong rebound? #MarketMovement #EarningsImpact\n\n\n\n(10/10) What do you think will drive the market's movement today? Share your thoughts Will it be semiconductor stocks, earnings reports, or something else? Let's discuss #StockMarket #CryptoNews #MarketMovement

This is conform the Typefully API, whereas /n/n/n/n indicates the start of a new post.
This works fine through the API, but not through Zapier. In typefully, the line breaks (and emoji's) aren't recognized and the posts are all over the place.

What's a solution for this? The input file is created in JSON format