{ "description": "A resource survey of a waypoint, detailing a specific extraction location and the types of resources that can be found there.", "type": "object", "properties": { "signature": { "type": "string", "description": "A unique signature for the location of this survey. This signature is verified when attempting an extraction using this survey.", "minLength": 1 }, "deposits": { "type": "array", "description": "A list of deposits that can be found at this location.", "items": { "type": "object", "$ref": "./SurveyDeposit.json" } }, "expiration": { "type": "string", "format": "date-time", "description": "The date and time when the survey expires. After this date and time, the survey will no longer be available for extraction.", "minimum": 0 } }, "required": [ "signature", "deposits", "expiration" ] }