I think Tier changes automatically as your service consumes API response. Have you tried running your code? Are you getting any Error respone? Because I remember once I started with Tier 1 and now I am at Tier 3 and never had this issue.
I think Tier changes automatically as your service consumes API response. Have you tried running your code? Are you getting any Error respone? Because I remember once I started with Tier 1 and now I am at Tier 3 and never had this issue.