Yes, the sentence is grammatically correct. It means that the speaker recalls having an online relationship with Justin Bieber, but the relationship ended when they sent him a N200 (Naira) recharge card, after which he blocked them.
Here are some possible rephrasings:
1. "I recall having an online relationship with Justin Bieber, but he blocked me after I sent him a N200 recharge card. 😩"
2. "I remember having an internet relationship


