{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "note": {
      "maxLength": 200,
      "type": "string"
    },
    "ping_id": {
      "maxLength": 64,
      "minLength": 1,
      "type": "string"
    },
    "sequence": {
      "maximum": 9007199254740991,
      "minimum": 0,
      "type": "integer"
    }
  },
  "required": [
    "ping_id",
    "sequence"
  ],
  "type": "object"
}