水线:创建模型相关对象(帆)

    Token.create({
      type: 'invite-into-org',
      email: email,
      initiator: organization,
      sender: req.user,
      metadata: {
        firstName: req.body.firstName,
        lastName: req.body.lastName,
        role: req.body.role
      }
    }).exec(function(err, token) {
      if(err) { return callback(err); }
        console.log("THE TOKEN", token)
      callback(null, token);
    });
    Token.create({
      type: 'invite-into-org