text: from django.core.validators import MaxValueValidator, MinValueValidator
  from django.db import models
  from thenewboston.models.network_node import NetworkNode
  
  
  class Bank(NetworkNode):
      confirmation_expiration = models.DateTimeField(blank=True, null=True)
      trust = models.DecimalField(
          decimal_places=2,
          default=0,
          max_digits=5,
          validators=[
              MinValueValidator(0),
              MaxValueValidator(100)
          ]
      )
  
      class Meta:
          default_related_name = 'banks'
  
      def __str__(self):
          return (
              f'ID: {self.id} | '
              f'IP Address: {self.ip_address} | '
              f'Trust: {self.trust} | '
              f'Version: {self.version}'
          )
  