Update a user

curl --request PUT \
  --url https://api.rootly.com/v1/users/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '{
  "data": {
    "type": "users",
    "attributes": {
      "first_name": "<string>",
      "last_name": "<string>",
      "role_id": "<string>",
      "on_call_role_id": "<string>"
    }
  }
}'

{
  "data": {
    "id": "500",
    "type": "users",
    "attributes": {
      "name": "New Name",
      "email": "charlie@lebsack.test",
      "phone": null,
      "phone_2": null,
      "first_name": "New",
      "last_name": "Name",
      "full_name": "New Name",
      "full_name_with_team": "[Gutmann LLC] New Name",
      "slack_id": null,
      "time_zone": "UTC",
      "updated_at": "2025-08-01T15:02:09.982-07:00",
      "created_at": "2025-08-01T15:02:02.998-07:00"
    },
    "relationships": {
      "email_addresses": {
        "data": [
          {
            "id": "e3231a6a-e4f6-4943-b6b5-7a1efb65b361",
            "type": "user_email_addresses"
          }
        ]
      },
      "phone_numbers": {
        "data": []
      },
      "devices": {
        "data": []
      },
      "role": {
        "data": {
          "id": "12c39865-95f2-41fe-8d0d-2d9999b105e4",
          "type": "roles"
        }
      },
      "on_call_role": {
        "data": {
          "id": "a173acd4-b768-43aa-aa38-c1ae04ad7bdb",
          "type": "on_call_roles"
        }
      }
    }
  }
}