Check user if subscribed to my channel

I get this error back in eventsub.

Error get subs 401 {
error: ‘Unauthorized’,
status: 401,
message: ‘Must provide valid app token.’
}

The token requested it I think correctly:

login: ragnarok1978
scopes: Array ( [0] => channel:manage:redemptions [1] => channel:read:redemptions [2] => user:read:email )
user_id: 507703972
expires_in: 14528