OpenSearch/rest-api-spec/api/indices.delete_mapping.json

{
  "indices.delete_mapping": {
    "documentation": "http://www.elasticsearch.org/guide/reference/api/admin-indices-delete-mapping/",
    "methods": ["DELETE"],
    "url": {
      "path": "/{index}/{type}/_mapping",
      "paths": ["/{index}/{type}/_mapping", "/{index}/{type}"],
      "parts": {
        "index": {
          "type" : "list",
          "required" : true,
          "description" : "A comma-separated list of index names; use `_all` for all indices"
        },
        "type": {
          "type" : "string",
          "description" : "The name of the document type to delete"
        }
      },
      "params": {
      }
    },
    "body": null
  }
}