LemonSqueezy Api Error

[priyanshu-polymath]

 ⨯ src/config/lemonsqueezy.ts (28:13) @ onError
 ⨯ Error: Lemon Squeezy API error: Unprocessable Entity
    at onError (./src/config/lemonsqueezy.ts:26:19)
    at async getCheckoutURL (./src/app/actions.ts:58:22)
digest: "3349921554"

I am getting this error on the /dashboard/billing page on clicking sign-up. In my .env.local, I have the api added properly.
Any idea why this is happening?