{
  "update": {
    "documentation": "http://www.elasticsearch.org/guide/en/elasticsearch/reference/master/docs-update.html",
    "methods": ["POST"],
    "url": {
      "path": "/{index}/{type}/{id}/_update",
      "paths": ["/{index}/{type}/{id}/_update"],
      "parts": {
        "id": {
          "type" : "string",
          "required" : true,
          "description" : "Document ID"
        },
        "index": {
          "type" : "string",
          "required" : true,
          "description" : "The name of the index"
        },
        "type": {
          "type" : "string",
          "required" : true,
          "description" : "The type of the document"
        }
      },
      "params": {
        "consistency": {
          "type" : "enum",
          "options" : ["one", "quorum", "all"],
          "description" : "Explicit write consistency setting for the operation"
        },
        "fields": {
          "type": "list",
          "description" : "A comma-separated list of fields to return in the response"
        },
        "lang": {
          "type" : "string",
          "description" : "The script language (default: mvel)"
        },
        "parent": {
          "type" : "string",
          "description" : "ID of the parent document"
        },
        "refresh": {
          "type" : "boolean",
          "description" : "Refresh the index after performing the operation"
        },
        "replication": {
          "type" : "enum",
          "options" : ["sync","async"],
          "default" : "sync",
          "description" : "Specific replication type"
        },
        "retry_on_conflict": {
          "type" : "number",
          "description" : "Specify how many times should the operation be retried when a conflict occurs (default: 0)"
        },
        "routing": {
          "type" : "string",
          "description" : "Specific routing value"
        },
        "script": {
          "description" : "The URL-encoded script definition (instead of using request body)"
        },
        "timeout": {
          "type" : "time",
          "description" : "Explicit operation timeout"
        },
        "timestamp": {
          "type" : "time",
          "description" : "Explicit timestamp for the document"
        },
        "ttl": {
          "type" : "duration",
          "description" : "Expiration time for the document"
        },
        "version" : {
          "type" : "number",
          "description" : "Explicit version number for concurrency control"
        },
        "version_type": {
          "type" : "enum",
          "options" : ["internal","external"],
          "description" : "Specific version type"
        }
      }
    },
    "body": {
      "description" : "The request definition using either `script` or partial `doc`"
    }
  }
}