curl --request PATCH \
  --url https://api.reply.io/v4/contacts/{id} \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "firstName": "Jane",
  "company": "New Company Inc",
  "ownerUserId": 55,
  "customFields": [
    {
      "id": 1,
      "value": "Updated Value"
    },
    {
      "name": "leadSource",
      "value": "Referral"
    }
  ]
}
'

{
  "id": 12345,
  "email": "john.doe@company.com",
  "firstName": "John",
  "lastName": "Doe",
  "title": "Senior Product Manager",
  "company": "Tech Solutions Inc",
  "domain": "company.com",
  "companySize": "OneThousand",
  "city": "San Francisco",
  "state": "CA",
  "country": "United States",
  "timeZoneId": "America/Los_Angeles",
  "phone": "+1-415-555-0123",
  "phoneStatus": "Valid",
  "linkedInUrl": "https://www.linkedin.com/in/johndoe",
  "linkedInSalesNavigatorUrl": "https://www.linkedin.com/sales/profile/123456",
  "linkedInRecruiterUrl": "https://www.linkedin.com/recruiter/profile/789012",
  "industry": "Software & Technology",
  "notes": "Met at SaaS Conference 2024",
  "ownerUserId": 42,
  "accountId": 100,
  "isOptedOut": false,
  "addingDate": "2024-03-08T10:00:00+00:00",
  "createdAt": "2024-03-08T10:00:00",
  "lastModifiedAt": "2024-03-10T15:30:00",
  "customFields": [
    {
      "key": "leadSource",
      "value": "Conference"
    },
    {
      "key": "budget",
      "value": "100k-250k"
    }
  ],
  "sequences": [
    {
      "sequenceId": 100,
      "sequenceName": "Sales Outreach",
      "status": "Active",
      "currentStep": 2,
      "addingDate": "2024-03-08T10:00:00+00:00",
      "emailAccountId": 101,
      "linkedInAccountId": null
    }
  ],
  "lists": [
    {
      "listId": 10,
      "listName": "Hot Leads",
      "isShared": false
    }
  ]
}