“…First, the Source Credibility Model of traditional celebrity was applied to SMIs in the social media context (e.g. attractiveness (Torres et al , 2019; Sakib et al , 2020), expertise (Trivedi and Sama, 2020), credibility (Fink et al , 2020; Argyris et al , 2021), etc.). Other characteristics of influencers have also been considered, such as interaction (Ryu et al , 2021) and prestige (Ki and Kim, 2019).…”