# `Twilio.Insights.V1.Voice.AnnotationService`
[🔗](https://github.com/jeffhuen/twilio_elixir/blob/main/lib/twilio/insights/v1/voice/annotation_service.ex#L2)

Service for Annotation API operations.

Operations: `fetch`, `update`

# `fetch`

```elixir
@spec fetch(Twilio.Client.t(), String.t(), keyword()) ::
  {:ok, Twilio.Resources.Insights.V1.Voice.Annotation.t()}
  | {:ok, map(), map()}
  | :ok
  | {:error, Twilio.Error.t()}
```

Get the Annotation for a specific Call.

Operation: `FetchAnnotation` | Tags: InsightsV1Annotation

# `update`

```elixir
@spec update(Twilio.Client.t(), String.t(), map(), keyword()) ::
  {:ok, Twilio.Resources.Insights.V1.Voice.Annotation.t()}
  | {:ok, map(), map()}
  | :ok
  | {:error, Twilio.Error.t()}
```

Update an Annotation for a specific Call.

Operation: `UpdateAnnotation` | Tags: InsightsV1Annotation

## Optional Parameters

| Parameter | Type | Description |
|-----------|------|-------------|
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `AnsweredBy` | string | Specify which entity answered the call as determined by Answering Machine Detection. Use this to provide feedback on Answering Machine Detection accuracy. Possible enumerated values, one of: `human`, `machine`. `human` indicates the call was answered by a person. `machine` indicates the call was answered by an answering machine. Values: `unknown_answered_by`, `human`, `machine` |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `CallScore` | integer | Specify the call score. This is of type integer. Use a range of 1-5 to indicate the call experience score, with the following mapping as a reference for rating the call [5: Excellent, 4: Good, 3 : Fair, 2 : Poor, 1: Bad]. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `Comment` | string | Specify any comments pertaining to the call. `comment` has a maximum character limit of 100. Twilio does not treat this field as PII, so no PII should be included in the `comment`. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `ConnectivityIssue` | string | Specify if the call had any connectivity issues. Possible enumerated values, one of `no_connectivity_issue`, `invalid_number`, `caller_id`, `dropped_call`, or `number_reachability`. Values: `unknown_connectivity_issue`, `no_connectivity_issue`, `invalid_number`, `caller_id`, `dropped_call`, `number_reachability` |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `Incident` | string | Associate this call with an incident or support ticket. The `incident` parameter is of type string with a maximum character limit of 100. Twilio does not treat this field as PII, so no PII should be included in `incident`. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `QualityIssues` | string | Specify if the call had any subjective quality issues. Possible values, one or more of `no_quality_issue`, `low_volume`, `choppy_robotic`, `echo`, `dtmf`, `latency`, `owa`, `static_noise`. Use comma separated values to indicate multiple quality issues for the same call. |
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
| `Spam` | boolean | A boolean flag to indicate if the call was a spam call. Use this to provide feedback on whether calls placed from your account were marked as spam, or if inbound calls received by your account were unwanted spam. Use `true` if the call was a spam call. |

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*Consult [api-reference.md](api-reference.md) for complete listing*