slack-message-schema.json

{
  "description": "Slack message format accepted by this service.",
  "type": "object",
  "required": ["text", "attachments"],
  "properties": {
    "text": {"type": "string"},
    "attachments": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["text"],
        "properties": {
          "text": {"type": "string"},
          "fallback": {"type": "string"},
          "color": {"type": "string"},
          "pretext": {"type": "string"},
          "author_name": {"type": "string"},
          "author_link": {"type": "string"},
          "title": {"type": "string"},
          "title_link": {"type": "string"},
          "image_url": {"type": "string"},
          "thumb_url": {"type": "string"},
          "footer": {"type": "string"},
          "foote_icon": {"type": "string"},
          "ts": {"type": "integer"},
          "fields": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "title": {"type": "string"},
                "value": {"type": "string"},
                "short": {"type": "boolean"}
              },
              "required": ["title", "value"]
            }
          }
        }
      }
    }
  }
}