Purchases and orders

gps --package com.example.app purchases product PRODUCT_ID TOKEN
gps --package com.example.app purchases product-v2 PRODUCT_ID TOKEN
gps --package com.example.app purchases ack-product PRODUCT_ID TOKEN --confirm
gps --package com.example.app purchases consume PRODUCT_ID TOKEN --confirm

gps --package com.example.app purchases subscription TOKEN
gps --package com.example.app purchases cancel-subscription SUBSCRIPTION_ID TOKEN --confirm
gps --package com.example.app purchases revoke-subscription SUBSCRIPTION_ID TOKEN --confirm

gps --package com.example.app purchases voided

gps --package com.example.app orders get ORDER_ID
gps --package com.example.app orders refund ORDER_ID --confirm