It's looking more and more like a set up.  They even rushed through a change on the whistle blower form in August that no longer required whistle blowers to have first hand knowledge.  
https://thefederalist.com/2019/09/27/intel-community-secretly-gutted-requirement-of-first-hand-whistleblower-knowledge/

They've been plotting ever since the last election ways to get rid of Trump but Americans aren't stupid enough not to realize what the deal is when you have expert lawyers  who've represented whistle blowers that this complaint was written by professionals, that they changed up the first hand knowledge rule, and the fact they refuse to acknowledge who the whistle blower is.