There are various less mainstream publication implicating him. Hard to judge the accuracy since mainstream outlet are all involved with western intelligence operations.
It has since emerged that the incident, never officially clarified, was related to the arrest of General Marcano. Reports from Colombian intelligence — an effective source of information on events in the neighboring country and accessed by the Colombian press — indicate that Marcano is accused of facilitating the kidnapping of Maduro. His involvement consisted of providing the United States with the exact coordinates of where Maduro and First Lady Cilia Flores were sleeping, and identifying blind spots in the Cuban-Venezuelan security ring protecting them. According to these reports, he was the man infiltrated by Washington, and they add that encrypted communications between the general and foreign intelligence agencies were detected weeks before January 3.



There is nothing confirmed from any Venezuelan channel.
Also, the closest theory regarding Maduro’s kidnapping is this one which was presented by CubaDebate Media Observatory-> https://lemmygrad.ml/post/10418664
In that website, they also explain the psyop part which is the one that you are currently facing through this pro-imperialist media, elpais: