Searching conversations with date fields always returns an empty result

[sannana]

Version info

• intercom-node version: 4.0.0
• Node version: v18.13.0 (npm v8.19.3)

Expected behavior

Searching conversations with date fields should return matching conversations

Actual behavior

The use of any date field, in any way, in conversations searc,h leads to an empty result

Steps to reproduce

1. Try to search conversation, using any date field, for example:

try {
    const conversations = await client.conversations.search({
      data: {
        query: {
          'operator': Operators.AND,
          'value': [
            {
              'field': 'contact_ids',
              'operator': Operators.EQUALS,
              'value': userId
            },
            {
              'field': 'open',
              'operator': Operators.EQUALS,
              'value': true
            },
            {
              'field': 'created_at',
              'operator': Operators.LESS_THAN,
              'value': Date.now()
            },
          ]
        },
      },
    })
    return conversations
  } catch (error) {
    console.error('Error searching conversations:', error.message)
  }

Logs