Get Comment

{
	"created_time": "2018-06-06T16:56:42Z",
	"rrn": "rrn:investigation:us:01234567-89ab-cdef-0000-123123123123:comment:98765FEBCAD",
	"target": "rrn:investigation:us:01234567-89ab-cdef-0000-123123123123:investigation:ABCDEF543210",
	"creator": {
		"type": "USER",
		"name": "John Doe"
	},
	"body": "Here is my comment.",
	"visibility": "PUBLIC",
	"attachments": [
		{
			"rrn": "rrn:collaboration::orgId_123:attachment:d7812988-f171-4164-9309-65c32d5da28f",
			"creator": {
				"type": "USER",
				"name": "John Doe"
			},
			"created_time": "2018-06-06T16:56:42Z",
			"file_name": "screenshot.png",
			"mime_type": "image/png",
			"size": 12345,
			"scan_status": "CLEAN"
		}
	]
}