Webhook event fired when a critical lab test result is identified.
"labtest.result.critical"{
"created_at": "2020-01-01T00:00:00Z",
"interpretation": "normal",
"order_id": "62261974-292f-4f0f-8358-a00eb7118140",
"sample_id": "123456789",
"status": "final",
"team_id": "70a1ea57-6cd0-4833-920f-72c7f8c42f9a",
"updated_at": "2020-01-01T00:00:00Z",
"user_id": "dc91c4c8-8b90-4e6b-be55-0ea40a453d78"
}