Get instances costs for the organization.
Retrieves costs associated with all instances for the organization.
GET
/api/v2/billing/organizations/{organization_id}/costs/instances
curl \
--request GET 'https://cloud.elastic.co/api/v2/billing/organizations/{organization_id}/costs/instances?from=2021-04-21T00%3A00%3A00%2B00%3A00&to=2021-04-21T00%3A00%3A00%2B00%3A00'