OpenSearch/rest-api-spec/api/indices.mapping.get.json

{
  "indices.mapping.get": {
    "documentation": "",
    "methods": ["GET"],
    "url": {
      "path": "/_mapping",
      "paths": ["/_mapping", "/{index}/_mapping", "/{index}/{type}/_mapping"],
      "parts": {
        "index": {
        },
        "type": {
        }
      },
      "params": {
        "index": {
        },
        "type": {
        }
      }
    },
    "body": null
  }
}