public Builder mergeFrom(
            com.google.cloud.vertexai.api.SlackSource.SlackChannels.SlackChannel other) {
          if (other
              == com.google.cloud.vertexai.api.SlackSource.SlackChannels.SlackChannel
                  .getDefaultInstance()) return this;
          if (!other.getChannelId().isEmpty()) {
            channelId_ = other.channelId_;
            bitField0_ |= 0x00000001;
            onChanged();
          }
          if (other.hasStartTime()) {
            mergeStartTime(other.getStartTime());
          }
          if (other.hasEndTime()) {
            mergeEndTime(other.getEndTime());
          }
          this.mergeUnknownFields(other.getUnknownFields());
          onChanged();
          return this;
        }
<pre>
SlackChannel contains the Slack channel ID and the time range to import.
</pre>

Protobuf type {@code google.cloud.vertexai.v1.SlackSource.SlackChannels.SlackChannel}
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/SlackSource.java