content: {
    "$id": "https://spacemesh.io/bootstrap.schema.json.1.0",
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "description": "epoch data for bootstrapping and fallback",
    "properties": {
      "data": {
        "properties": {
          "epoch": {
            "properties": {
              "activeSet": {
                "description": "the set of ATXs for hare protocol in this epoch",
                "items": {
                  "type": "string"
                },
                "type": [
                  "array",
                  "null"
                ],
                "uniqueItems": true
              },
              "beacon": {
                "description": "the random beacon value for this epoch",
                "minLength": 8,
                "type": "string"
              },
              "number": {
                "description": "epoch number",
                "minimum": 0,
                "type": "integer"
              }
            },
            "type": "object"
          }
        },
        "required": [
          "epoch"
        ],
        "type": "object"
      },
      "version": {
        "description": "version of the checkpoint file. should be compatible schema's $id",
        "type": "string"
      }
    },
    "required": [
      "version",
      "data"
    ],
    "title": "epoch data",
    "type": "object"
  }