CustomChannelContact.ExternalIdStage (intercom-java 3.0.0 API)

All Known Implementing Classes:

CustomChannelContact.Builder

Enclosing class:

CustomChannelContact
```
public static interface CustomChannelContact.ExternalIdStage
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`CustomChannelContact.NameStage`	`externalId(java.lang.String externalId)`	External identifier for the contact.

- Method Detail
  - externalId
```
CustomChannelContact.NameStage externalId(@NotNull
                                          java.lang.String externalId)
```
    External identifier for the contact. Intercom will take care of the mapping of your external_id with our internal ones so you don't have to worry about it.