fulltextserch/fulltextserch/_mapping?pretty&include_type_name=true

{
	"fulltextserch": {
		"properties": {
			"id": {
				"type": "text",
				"fields": {
					"keyword": {
						"type": "keyword",
						"ignore_above": 256
					}
				}
			},
			"indexType": {
				"type": "text",
				"fields": {
					"keyword": {
						"type": "keyword",
						"ignore_above": 256
					}
				}
			},
			"issue_time": {
				"type": "text",
				"fields": {
					"keyword": {
						"type": "keyword",
						"ignore_above": 256
					}
				},
				"fielddata": true
			},
			"textContent": {
				"type": "text",
				"fields": {
					"keyword": {
						"type": "keyword",
						"ignore_above": 256
					}
				}
			},
			"textItems": {
				"type": "text",
				"fields": {
					"keyword": {
						"type": "keyword",
						"ignore_above": 256
					}
				}
			},
			"title": {
				"type": "text",
				"fields": {
					"keyword": {
						"type": "keyword",
						"ignore_above": 256
					}
				}
			}
		}
	}
}