demo-process-models/examples/2-in-depth/2-4-messages/waiter/order-schema.json

{
  "type": "object",
  "order": {  
    "properties": {
        "table_number": {
        "type": "integer",
        "description": "The table number of the order",
        "minimum": 1
        },
        "drink": {
        "type": "string",
        "description": "The drink ordered",
        "pattern": "^[A-Z][a-z ]*$"
        },
        "meal": {
        "type": "string",
        "description": "The meal ordered",
        "pattern": "^[A-Z][a-z ]*$"
        }
      },
     "required": [
        "table_number"
    ]
}