3.1.2. Procedure
The participants were randomized into either the intervention or control group using a sample randomization program called FFcell. After allocation, participants were added by the researcher to two separate WeChat group chats corresponding to whether they were in the intervention or control group. Participants were unaware of the other group chat, and they were blinded to the experiment.On Day 1 (T1), all participants responded to a questionnaire including items on demographic characteristics, the ability to recognize misinformation, the persuasive intent of misinformation, perceived threat, and persuasion knowledge of online misinformation on the Surveystar platform. Then, starting on Day 2 and lasting for five consecutive days, participants in the intervention group were required to complete daily intervention tasks in a WeChat Mini program, which was posted in the intervention group chat. At the end of the intervention (Day 7, T2), participants in both the intervention and control groups completed posttest measures. The follow-up occurred one week later (T3). The posttest and follow-up measures were the same as in the pretest, except that no demographic variables were included (