def performGenericPost(connection, listUrl, payloadDict):
    '''
        This will perform a generic POST method on a given url

        Args:
        - connection is the connection object that manages the HTTP data transfers between the client and the REST API
        - url is the address of where the operation will be performed
        - payloadDict is the python dict with the parameters for the operation
    '''
    data = json.dumps(payloadDict)

    reply = connection.httpPost(url=listUrl, data=data)

    if not reply.ok:
        raise Exception(reply.text)

    try:
        newObjPath = reply.headers['location']
    except:
        raise Exception("Location header is not present. Please check if the action was created successfully.")

    newObjID = newObjPath.split('/')[-1]
    return newObjID