{"name":"Fresh SEM Agent Backlink Checkout","description":"Machine-readable ordering and direct USDC payment verification for managed DR20+ contextual backlinks.","url":"https://agents.backlinks.freshsem.com/","version":"1.0.0","documentation_url":"https://agents.backlinks.freshsem.com/agents.txt","openapi_url":"https://agents.backlinks.freshsem.com/openapi.json","api_base":"https://freshsem.com/scripts/agent_backlinks.php","payment":{"asset":"USDC","networks":["eip155:8453","eip155:137","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"processor_account_required":false,"verification":"first-party on-chain receipt verification"}}