1. A computer-implemented method executed by one or more processors, the method comprising: receiving a request for a decision at a decision manager system, the received request associated with a unique identifier; classifying the request based on metadata associated with the received request; identifying a decision approval rule set based on the classified request, the decision approval rule set identifying a set of approvers; identifying at least one prior approval associated with the unique identifier, the at least one prior approval associated with the at least one approver; and applying the at least one prior approval to the decision associated with the received request and updating the set of approvers by removing the at least one approver from the set of approvers.