How to pass data to PrimeVue MenuItems

I have PrimeVue Menu as follows:

    <template>
       <div class="">
          <label class="text-slate-500 text-sm">Doctor Name</label>
          <div class="text-sm">{{ appointment.doctor.name }}</div>
       </div>
       <div>
          <span>
          <a href="#"><i class="pi pi-ellipsis-v" @click="toggle"></i></a>
          </span>
          <Menu ref="menu" :model="items" :popup="true" />
       </div>
    </template>

data() {
      return {

         items: [{
               label: 'Reschedule',
               command: (event) => {
                  this.rescheduleVisible = true
               },
            },
            {
               label: 'Mark Completed'
            },
            {
               label: 'Cancel Schedule'
            },
            {
               label: 'Generate Bill'
            },
            {
               label: 'Set Reminder'
            },
            {
               label: 'Send Message'
            },
         ]

      }
      methods: {

         toggle(event) {
            console.log(event)
            this.$refs.menu[0].toggle(event);
         }
      }

I am using this menu in an appointment listing. Now when I click on the Reschedule menu item, I need to get the corresponding appointment ID so that I can pass it to the modal popup, that will be visible by setting rescheduleVisible as true. How this can be done ?