# `Twilio.Resources.Api.V2010.Usage.Trigger`
[🔗](https://github.com/jeffhuen/twilio_elixir/blob/main/lib/twilio/resources/api/v2010/usage/trigger.ex#L2)

Webhooks that notify you of usage thresholds

SID prefix: `UT`

Parent: `/Accounts/{AccountSid}/Usage.json`

## Properties

| Field | Description |
|-------|-------------|
| `account_sid` | The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that the trigger monitors. |
| `api_version` | The API version used to create the resource. |
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| `callback_method` | The HTTP method we use to call `callback_url`. Can be: `GET` or `POST`.. Values: `GET`, `POST`. Format: http-method |
| `callback_url` | The URL we call using the `callback_method` when the trigger fires.. Format: uri. PII: sensitive |
| `current_value` | The current value of the field the trigger is watching. |
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| `date_created` | The date and time in GMT that the resource was created specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.. Format: date-time-rfc-2822 |
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| `date_fired` | The date and time in GMT that the trigger was last fired specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.. Format: date-time-rfc-2822 |
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| `date_updated` | The date and time in GMT that the resource was last updated specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format.. Format: date-time-rfc-2822 |
| `friendly_name` | The string that you assigned to describe the trigger. |
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| `recurring` | The frequency of a recurring UsageTrigger.  Can be: `daily`, `monthly`, or `yearly` for recurring triggers or empty for non-recurring triggers. A trigger will only fire once during each period. Recurring times are in GMT.. Values: `daily`, `monthly`, `yearly`, `alltime` |
| `sid` | The unique string that that we created to identify the UsageTrigger resource. |
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| `trigger_by` | The field in the [UsageRecord](https://www.twilio.com/docs/usage/api/usage-record) resource that fires the trigger.  Can be: `count`, `usage`, or `price`, as described in the [UsageRecords documentation](https://www.twilio.com/docs/usage/api/usage-record#usage-count-price).. Values: `count`, `usage`, `price` |
| `trigger_value` | The value at which the trigger will fire.  Must be a positive, numeric value. |
| `uri` | The URI of the resource, relative to `https://api.twilio.com`. |
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| `usage_category` | The usage category the trigger watches. Must be one of the supported [usage categories](https://www.twilio.com/docs/usage/api/usage-record#usage-categories). |
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| `usage_record_uri` | The URI of the [UsageRecord](https://www.twilio.com/docs/usage/api/usage-record) resource this trigger watches, relative to `https://api.twilio.com`. |

# `t`

```elixir
@type t() :: %Twilio.Resources.Api.V2010.Usage.Trigger{
  account_sid: String.t() | nil,
  api_version: String.t() | nil,
  callback_method: String.t() | nil,
  callback_url: String.t() | nil,
  current_value: String.t() | nil,
  date_created: String.t() | nil,
  date_fired: String.t() | nil,
  date_updated: String.t() | nil,
  friendly_name: String.t() | nil,
  recurring: String.t(),
  sid: String.t() | nil,
  trigger_by: String.t(),
  trigger_value: String.t() | nil,
  uri: String.t() | nil,
  usage_category: String.t() | nil,
  usage_record_uri: String.t() | nil
}
```

# `object_name`

# `sid_prefix`

---

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