# `Twilio.Conversations.V1.Service.ConversationWithParticipantsService`
[🔗](https://github.com/jeffhuen/twilio_elixir/blob/main/lib/twilio/conversations/v1/service/conversation_with_participants_service.ex#L2)

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A Service Conversation resource represents an omnichannel group conversation with an ordered list of messages and a participant roster.

Operations: `create`

# `create`

```elixir
@spec create(Twilio.Client.t(), String.t(), map(), keyword()) ::
  {:ok,
   Twilio.Resources.Conversations.V1.Service.ConversationWithParticipants.t()}
  | {:ok, map(), map()}
  | :ok
  | {:error, Twilio.Error.t()}
```

Create a new conversation with the list of participants in your account's default service

Operation: `CreateServiceConversationWithParticipants` | Tags: ConversationsV1ConversationWithParticipants

## Optional Parameters

| Parameter | Type | Description |
|-----------|------|-------------|
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| `Attributes` | string | An optional string metadata field you can use to store any data you wish. The string value must contain structurally valid JSON if specified.  **Note** that if the attributes are not set "{}" will be returned. |
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| `Bindings.Email.Address` | string | The default email address that will be used when sending outbound emails in this conversation. |
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| `Bindings.Email.Name` | string | The default name that will be used when sending outbound emails in this conversation. |
| `DateCreated` | string (date-time) | The date that this resource was created. |
| `DateUpdated` | string (date-time) | The date that this resource was last updated. |
| `FriendlyName` | string | The human-readable name of this conversation, limited to 256 characters. Optional. |
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| `MessagingServiceSid` | string | The unique ID of the [Messaging Service](https://www.twilio.com/docs/messaging/api/service-resource) this conversation belongs to. |
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| `Participant` | array | The participant to be added to the conversation in JSON format. The JSON object attributes are as parameters in [Participant Resource](https://www.twilio.com/docs/conversations/api/conversation-participant-resource). The maximum number of participants that can be added in a single request is 10. |
| `State` | string |  Values: `initializing`, `inactive`, `active`, `closed` |
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| `Timers.Closed` | string | ISO8601 duration when conversation will be switched to `closed` state. Minimum value for this timer is 10 minutes. |
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| `Timers.Inactive` | string | ISO8601 duration when conversation will be switched to `inactive` state. Minimum value for this timer is 1 minute. |
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| `UniqueName` | string | An application-defined string that uniquely identifies the resource. It can be used to address the resource in place of the resource's `sid` in the URL. |

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