Add User To Group

{
	"id": "https://docs.atlassian.com/jira/REST/schema/group#",
	"title": "Group",
	"type": "object",
	"properties": {
		"name": {
			"type": "string"
		},
		"self": {
			"type": "string",
			"format": "uri"
		},
		"users": {
			"title": "Paged List Wrapper",
			"type": "object",
			"properties": {
				"size": {
					"type": "integer"
				},
				"max-results": {
					"type": "integer"
				},
				"start-index": {
					"type": "integer"
				},
				"end-index": {
					"type": "integer"
				},
				"items": {
					"type": "array",
					"items": {
						"title": "User",
						"type": "object",
						"properties": {
							"self": {
								"type": "string"
							},
							"name": {
								"type": "string"
							},
							"key": {
								"type": "string"
							},
							"emailAddress": {
								"type": "string"
							},
							"avatarUrls": {
								"type": "object",
								"patternProperties": {
									".+": {
										"type": "string"
									}
								},
								"additionalProperties": false
							},
							"displayName": {
								"type": "string"
							},
							"active": {
								"type": "boolean"
							},
							"timeZone": {
								"type": "string"
							}
						},
						"additionalProperties": false,
						"required": [
							"active"
						]
					}
				}
			},
			"additionalProperties": false,
			"required": [
				"size",
				"max-results",
				"start-index",
				"end-index"
			]
		},
		"expand": {
			"type": "string"
		}
	},
	"additionalProperties": false
}