1. A method for implementing a validation framework for validating commands for configuring entities in a telecommunications network, the method comprising: providing, to a first computing system, a validation configuration file containing at least one rule for validating, based on domain knowledge of a network entity, commands for configuring the network entity, wherein the validation configuration file is provided from a developer of the network entity; and at the first computing system, receiving data associated with a command for configuring the network entity, validating the received data using the at least one rule, and, responsive to validating the data, performing at least one action.