boolis_directEncryptionType=lime_tester::DR_message_payloadDirectEncrypt(recipients[0].DRmessage);// check on recipients[0], they shall all be the same
// call the update, set the serverLimit to 0, we don't want to upload more keys, but too old unused local OPk dispatched by server long ago shall be deleted
// alice decrypt the messages it shall set back session 1 to be the active one as bob used this one to encrypt to alice, they have now converged on a session