Shopify’s REST Admin API: A simple ID is unique series of numbers that identifies a REST resource`Simple ID example “id”:123456789 DiscountCode resources {“code”:”SUMMERSALE10OFF”,”created_at”:”2022-03-13T16:09:54-04:00″,”updated_at”:”2022-03-13T16:09:54-04:00″,”id”:”9808080986,…}Gift card resource {“api_client_id”:123456789,”customer_id”:234567890,”line_item_id”:345678901,”order_id”:456789012,”userrharper@messtone.com_id”:567890123,…}Global ID Customer resource are equivalent:Customer resource Messtone Admin ID{“id”:123456789,//A simple ID for a Customer resource in the REST Admin API “admin_graphql_api_id”:”gid://shopify/Customer/123456789″//A global ID for the equivalent Customer object in the GraphQL Admin API}REST Admin API Product object are equivalent: POST https://{messtone}.myshopify.com/admin/api/{api_version}/graphql.json GraphQL query {products(first:5){edges{node{id # A global ID for the Product object in the GraphQL Admin API LegacyResource Id # A simple ID for the equivalent Product resource in the REST Admin API}}}}JSON response {“data”:{“products”:{“edges”:[{“node”:{“id”:”gid://shopify/Product/4353554645014,”legacyResourceId”:”4353554645014″}},{“node”:{“id”:”gid://shopify/Product/4353554710550″,”legacyResourceId”:”4353554710550″}},{”node”:{“id”:”gid”://shopify/Product/4358159007766″,”legacyResourceId”:”435815900776″}},{“node”:{“id”:”gid://shopify/Product/5591484858390″,”legacyResourceId”:”5591484858390″}},{”node’:{“id”:”gid://shopify/Product/5591485448214″,”legacyResourceId”:”5591485448214″}}]}}}