{
  "type": "object",
  "properties" : {
    "id": { "type": "integer" },
    "description": { "type": "string" },
    "ref": { "type": "string" },
    "cron": { "type": "string" },
    "cron_timezone": { "type": "string" },
    "next_run_at": { "type": "date" },
    "active": { "type": "boolean" },
    "created_at": { "type": "date" },
    "updated_at": { "type": "date" },
    "last_pipeline": { 
      "type": ["object", "null"],
      "properties": {
        "id": { "type": "integer" },
        "sha": { "type": "string" },
        "ref": { "type": "string" },
        "status": { "type": "string" }
      },
      "additionalProperties": false
    },
    "owner": {
      "type": "object",
      "properties": {
        "name": { "type": "string" },
        "username": { "type": "string" },
        "id": { "type": "integer" },
        "state": { "type": "string" },
        "avatar_url": { "type": "uri" },
        "web_url": { "type": "uri" }
      },
      "required": [
        "id", "name", "username", "state", "avatar_url", "web_url"
      ]
    },
    "variables": {
      "type": "array",
      "items": { "$ref": "pipeline_schedule_variable.json" }
    }
  },
  "required": [
    "id", "description", "ref", "cron", "cron_timezone", "next_run_at", 
    "active", "created_at", "updated_at", "owner"
  ],
  "additionalProperties": false
}