{
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "id": {
      "type": "string",
      "minLength": 1,
      "maxLength": 512,
      "pattern": "^[^\\s]+$"
    },
    "contract": {
      "$ref": "#/components/schemas/ProjectAgentTrackerContract"
    },
    "contentHash": {
      "type": "string",
      "pattern": "^sha256:[a-f0-9]{64}$"
    },
    "actor": {
      "$ref": "#/components/schemas/ProjectAgentActor"
    },
    "createdAt": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}(?:\\.\\d+)?(?:Z|[+-]\\d{2}:\\d{2})$"
    }
  },
  "required": [
    "id",
    "contract",
    "contentHash",
    "actor",
    "createdAt"
  ]
}