{"count":4,"optin":[{"resource":"https://api.borisinc.com","max_probe_usd":0.05,"has_sample_input":false,"declared_at":"2026-07-31T01:40:55.120238+00:00"},{"resource":"https://tools.borisinc.com","max_probe_usd":0.05,"has_sample_input":false,"declared_at":"2026-07-31T01:40:58.675740+00:00"},{"resource":"https://mem.borisinc.com","max_probe_usd":0.05,"has_sample_input":false,"declared_at":"2026-07-31T01:41:01.347248+00:00"},{"resource":"https://aegis.borisinc.com","max_probe_usd":0.05,"has_sample_input":false,"declared_at":"2026-07-31T01:41:04.057778+00:00"}],"note":"Sellers who opted in to paid delivery probes (rules: /methodology 'v1: delivery'). Opt in/out via POST /submit with paid_probe_optin."}