{
  "$ref": "#/definitions/envelope",
  "definitions": {
    "envelope": {
      "type": "object",
      "properties": {
        "v": {
          "type": "string",
          "pattern": "^\\d+\\.\\d+$"
        },
        "id": {
          "type": "string",
          "minLength": 10,
          "maxLength": 64
        },
        "type": {
          "type": "string",
          "minLength": 1,
          "maxLength": 64
        },
        "ts": {
          "type": "integer",
          "exclusiveMinimum": 0
        },
        "sid": {
          "type": "string",
          "minLength": 16,
          "maxLength": 128
        },
        "replyTo": {
          "type": "string",
          "minLength": 10,
          "maxLength": 64
        },
        "payload": {}
      },
      "required": [
        "v",
        "id",
        "type",
        "ts"
      ],
      "additionalProperties": true
    }
  },
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://schwaizer.ch/ocp/schemas/1.0/envelope.json"
}