Zoho Subscription: You are not authorized to perform this operation

Zoho Subscription: You are not authorized to perform this operation

I am new to zoho integration and trying to integrate with subscriptions (https://www.zoho.com/subscriptions/api/v1/#introduction)

Now I am using that token to see all my orgnization using GET request to below url:
Headers:
Authorization Zoho-oauthtoken [apiauthtoken GENERATED_FROM_ABOVE_URL]
oauthscope: ZohoSubscriptions.settings.READ

It gives me below response:
{
"code": 57,
"message": "You are not authorized to perform this operation"
}

Can you help me with this?

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