{ "type": "object", "properties": { "waypointSymbol": { "type": "string", "description": "The symbol of the waypoint where the transaction took place." }, "shipSymbol": { "type": "string", "description": "The symbol of the ship that was purchased." }, "price": { "type": "integer", "description": "The price of the transaction.", "minimum": 0 }, "agentSymbol": { "type": "string", "description": "The symbol of the agent that made the transaction." }, "timestamp": { "type": "string", "format": "date-time", "description": "The timestamp of the transaction." } }, "required": [ "waypointSymbol", "shipSymbol", "price", "agentSymbol", "timestamp" ] }