|This page in a nutshell: "Okay" does not mean "I agree".|
Okay in contemporary usage does not carry significant commitment or specify implicit agreement; it only indicates confirmation that a communication has been received, and does not speak to message content. Although okay generally indicates no intent to oppose, it does not indicate an endorsement of the position.
While participating in article improvement, consensus building, and dispute resolution, a dialogue where discourse can reach a point where some action may be taken. Editor A may inform Editor B (or the community writ large) of the action and reason for that action.
Okay also should not be used as an indication of implied credibility of facts underlying foo.