public void setAssociatedTimestamp(java.util.Date associatedTimestamp) {
        this.associatedTimestamp = associatedTimestamp;
    }
<p>
The timestamp of the phone number association, in ISO 8601 format.
</p>

@param associatedTimestamp
       The timestamp of the phone number association, in ISO 8601 format.
aws-java-sdk-chimesdkvoice/src/main/java/com/amazonaws/services/chimesdkvoice/model/PhoneNumberAssociation.java