{"protocol":"a2a","protocolVersion":"0.3.0","transport":"JSONRPC","endpoint":"https://scraplingdata.xyz/a2a","methods":["message/send"],"agentCard":"https://scraplingdata.xyz/.well-known/agent-card.json","usage":{"message/send":{"skill_via_data_part":{"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"user","messageId":"…","kind":"message","parts":[{"kind":"data","data":{"skill":"free-hack-tracker"}}]}}},"paid_note":"Paid skills return x402 payment requirements when unpaid; forward PAYMENT-SIGNATURE / X-Payment to settle."}}}