code: func (p *AuroraSchedulerManagerClient) AddInstances(ctx context.Context, key *InstanceKey, count int32) (r *Response, err error) {
    var _args143 AuroraSchedulerManagerAddInstancesArgs
    _args143.Key = key
    _args143.Count = count
    var _result144 AuroraSchedulerManagerAddInstancesResult
    if err = p.Client_().Call(ctx, "addInstances", &_args143, &_result144); err != nil {
      return
    }
    return _result144.GetSuccess(), nil
  }
docs: // Adds new instances with the TaskConfig of the existing instance pointed by the key.
  // 
  // Parameters:
  //  - Key
  //  - Count