{"endpoint":"https://a2a-retailmedia.ai/a2a","protocol":"A2A 0.3.0 JSON-RPC","method":"message/send","send":{"kind":"data","data":{"skill":"list_banners","params":{"market":"FR","with_program":true}}},"skills":["a2a_handoff","check_eligibility","enrol_maker","find_buyer","find_makers","gate_transaction","get_banner_card","list_banner_cards","list_banners","list_packages","log_audit","pull_measurement","quote_package","receive_demand","renew_package","resolve_actor","resolve_gtin","resolve_jurisdiction","submit_demand"],"card":"https://a2a-retailmedia.ai/.well-known/agent-card.json","notice":"Artificial intelligence makes mistakes. A2A Retailmedia is an agentic information source, not a recommendation. No ads, ever. No rank for sale. Trade only."}