Well, it could be about a competition in social stories. Maybe it's a concept where people try to outdo each other with their own social experiences and stories. For example, one person tells a story about a great party they went to, and then someone else tries to tell an even better one about an amazing concert they attended.
It could be a platform or a game. Imagine a group of friends sitting around, and each one takes a turn to share a social story. And the rule is that the next person has to share a story that is even more exciting or remarkable. So, 'i can top that social story' is like a challenge. It could also be a concept in a storytelling workshop, where participants are taught how to make their social stories more engaging by thinking of ways to top the previous ones.
I think 'i can top that social story' might be related to sharing unique social situations. It could be that individuals are encouraged to share stories from their social lives, and there's this idea of always having a more interesting or extraordinary story to tell. It might be used in a group setting, like a club or a social media group where people love to share and compete in a friendly way.