public Builder clearDispatchTime() {
      bitField0_ = (bitField0_ & ~0x00000002);
      dispatchTime_ = null;
      if (dispatchTimeBuilder_ != null) {
        dispatchTimeBuilder_.dispose();
        dispatchTimeBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Output only. The time that this attempt was dispatched.

`dispatch_time` will be truncated to the nearest microsecond.
</pre>

<code>.google.protobuf.Timestamp dispatch_time = 2;</code>
java-tasks/proto-google-cloud-tasks-v2beta2/src/main/java/com/google/cloud/tasks/v2beta2/AttemptStatus.java