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  • Get started
    • Quickstart—Verify a Business
    • Quickstart—Register an entity for payroll taxes
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  • Build with Middesk
    • Get your API keys
    • Understand API changes
    • Status codes and errors reference
    • Implement webhooks
    • Secure webhooks
    • Use GraphQL
    • Connect MCP
  • Verify a business (KYB)
    • Verify TIN
    • Verify name and address
    • Verify Secretary of State status
    • Verify owners and officers
    • Screen for sanctions and watchlists
    • Search for adverse media
    • Search for Politically Exposed Persons
    • Implement KYC
    • Discover connections
    • Evaluate online presence
    • Assess credit risk
    • Accelerate onboarding
    • Monitor business activity
      • How Monitoring works
      • Monitor watchlist hits
      • Monitor bankruptcies
      • Monitor liens
        • Webhook events
    • Manage business entities
    • Work with agents
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On this page
  • Monitor events
  • Monitor SOS events
  • Sample payloads
  • Monitor TIN retrieval
  • Monitor watchlist hits
  • Monitor bankruptcies
  • Monitor liens
  • Sample payloads
Monitor business activityReferences

Webhook events

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Manage business entities

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This page describes the webhook events available in Middesk’s monitoring system. Use these to subscribe to real-time notifications about changes to monitored businesses.

Monitor events

EventDescription
monitor.createdSent when a business enrolls in a new monitor.
monitor.updatedSent when a business monitor is updated.

Monitor SOS events

A Secretary of State (SOS) monitor provides granular events that make it easy to subscribe to specific types of changes associated with a business’s SOS registrations. Subscribe to changes to the name, people, addresses, or registrations associated with the monitored business.

EventDescription
address.createdSent when an address is added to a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
address.deletedSent when an address is removed from a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
name.createdSent when a business or DBA name is added to a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
name.deletedSent when a business or DBA name is removed from a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
person.createdSent when an individual’s name is added to a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
person.deletedSent when an individuals name is removed from a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
registration.createdSent when a new registration is attached to a business enrolled in Middesk’s SOS Filings Monitoring product.
registration.updatedSent when a registration updates for a registration attached to a business enrolled in Middesk’s SOS Filings Monitoring product.

Sample payloads

1{
2 "object": "registration",
3 "id": "87b564c8-fb5d-40f2-9e61-b5b5df902aeb",
4 "business_id": "006ecba8-4ec4-4610-8a2a-4ff0bb101e94",
5 "name": "WALLTEK SOUTHEAST, LLC",
6 "status": "inactive",
7 "sub_status": null,
8 "status_details": "Inactive",
9 "jurisdiction": "FOREIGN",
10 "entity_type": "UNKNOWN",
11 "file_number": "0671758",
12 "addresses": [
13 "17850 STATE ROAD 52, LAND O LAKES, FL 34638-6818"
14 ],
15 "officers": [],
16 "registered_agent": {},
17 "registration_date": "2007-08-21",
18 "state": "KY",
19 "source": "https://web.sos.ky.gov/BusSearchNProfile/search.aspx"
20}

Monitor TIN retrieval

EventDescription
tin.retrievedSent when a TIN result has been found with Middesk TIN Discovery

Monitor watchlist hits

EventDescription
watchlist_result.createdSent when a new watchlist hit has been found for a business enrolled in Middesk’s Watchlist Monitoring product (screens business names, DBAs, and associated people).

Monitor bankruptcies

EventDescription
bankruptcy.createdSent when a new bankruptcy is found for a business enrolled in Middesk’s Bankruptcy Monitoring product.

Monitor liens

EventDescription
lien.foundSent when a new UCC lien is found for a business enrolled in Middesk’s UCC Lien Monitoring product.
lien.terminatedSent when a previously open UCC lien is terminated for a business enrolled in Middesk’s UCC Lien Monitoring product.

Sample payloads

1{
2 "object": "event",
3 "id": "be6f27b6-b71d-41b0-acf3-cec9d8af0c89",
4 "account_id": "884ff296-3224b9-41e7-ba0a-7fb236c34c1d3",
5 "type": "lien.found",
6 "data": {
7 "object": {
8 "object": "lien",
9 "type": "ucc",
10 "id": "cf951014-6434-41d2-ab28-5e80c7ad6e9e",
11 "business_id": "44e5052f-f7bb-475d-ad65-5edd9cf17058",
12 "debtors": [
13 {
14 "name": "ABCSAGE, INC.",
15 "addresses": [
16 {
17 "full_address": "23811 WASHINGTON AVE. STE., C110-239, MURRIETA, CA 92562"
18 }
19 ]
20 }
21 ],
22 "secured_parties": [
23 {
24 "name": "FIRST CORPORATE SOLUTIONS, AS REPRESENTATIVE",
25 "addresses": [
26 {
27 "full_address": "914 S STREET / [email protected], SACRAMENTO, CA 95811"
28 }
29 ]
30 }
31 ],
32 "file_number": "207754982771",
33 "state": "CA",
34 "status": "open",
35 "filing_date": "2020-01-03",
36 "updated_date": "2020-01-03",
37 "lapse_date": "2025-01-03",
38 "collateral": null,
39 "collateral_type": null,
40 "negative_pledge": false,
41 "confirmation_number": null,
42 "loan_principal_amount_cents": null,
43 "source": "bulk",
44 "packet_number": null,
45 "lien_termination": null,
46 "liability_cents": null,
47 "alternative_designation": null,
48 "status_category": "closed",
49 "owner_id": "44e5052f-f7bb-475d-ad65-5edd9cf17058",
50 "owner_type": "Business",
51 "documents": []
52 }
53 },
54 "created_at": "2025-01-10T22:15:50.088Z"
55}
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