Quick Reference
# Create escrow
POST /v1/escrow (X-API-Key)
{ "title": "...", "buyer_email": "...", "seller_email": "...", "amount": 150000 }
# Lifecycle actions (X-API-Key)
POST /v1/escrow/:id/fund → buyer funded
POST /v1/escrow/:id/release → pay seller (fee deducted)
POST /v1/escrow/:id/refund → return to buyer
POST /v1/escrow/:id/dispute → freeze for review
POST /v1/escrow/:id/cancel → cancel (pending only)
GET /v1/escrow/:id/events → full audit trail