OpenSearch/rest-api-spec/api/cat.master.json

{
  "cat.master": {
    "documentation": "http://www.elasticsearch.org/guide/en/elasticsearch/reference/master/cat-master.html",
    "methods": ["GET"],
    "url": {
      "path": "/_cat/master",
      "paths": ["/_cat/master"],
      "parts": {
      },
      "params": {
        "local": {
          "type" : "boolean",
          "description" : "Return local information, do not retrieve the state from master node (default: false)"
        },
        "master_timeout": {
          "type" : "time",
          "description" : "Explicit operation timeout for connection to master node"
        },
        "h": {
            "type": "list",
            "description" : "Comma-separated list of column names to display"
        },
        "help": {
          "type": "boolean",
          "description": "Return help information",
          "default": false
        },
        "v": {
          "type": "boolean",
          "description": "Verbose mode. Display column headers",
          "default": false
        }
      }
    },
    "body": null
  }
}