Check Telegram group subscription
Using this action, you can check if the user is subscribed to your group in Telegram (including subscription to the group until the subscription to the bot).
Create the “Perform actions” block and select the “Check Telegram group subscription” item:
Specify the variable to which you want to write the result. If the user is subscribed to your group, the result "1" will be written to the specified variable, if not - "0". You must first create a variable in the console: Variables
After the action, add the “Condition” block and indicate the value of the variable you have chosen is 1:
If the variable is equal to 1, then the user is subscribed to the group and the green branch of the condition will work for him, if not subscribed - red: