https://accountants-community.intuit.com/articles/1612365-lacerte-gl-bridge-software-developer-s-kit which clear states "*Note- Lacerte Technical Support will not be able to assist with questions or issues." but OP seems have a clear idea of what they are doing.
I agree with abctax55 - Why we would not use https://accountants-community.intuit.com/articles/1629540-lacerte-trial-balance-utility-faq except that I thought I was Curious George