Webhook event triggered when a call is successfully booked in iClosed.io.
The Call Booked webhook is triggered whenever a call is successfully scheduled and booked in your iClosed.io account. This event provides comprehensive details about the booked call, including event information, invitee details, and scheduling data.
| Property | Value |
|---|---|
| Event Type | callBooked |
| Trigger | When a call is successfully booked through any booking channel |
| Payload | Complete call booking information with event and invitee details |
The HTTP body is a single JSON object (not an array). It contains detailed information about the booked call:
{
"event_type": {
"uuid": 2,
"kind": "Round Robin",
"slug": "strategy-call",
"name": "Strategy intro call",
"duration": 30,
"durationUnit": "MINUTES",
"owner": {
"type": "closer"
},
"type": "STRATEGY_EVENT"
},
"event": {
"uuid": 168,
"closerId": 5,
"closerName": "Jamie Alvarez ",
"closerEmail": "jamie.alvarez@example.com",
"closerTimezone": "Asia/Karachi",
"assigned_to": {
"1": "Jamie Alvarez "
},
"extended_assigned_to": {
"1": {
"name": "Jamie Alvarez ",
"email": "jamie.alvarez@example.com",
"primary": true
}
},
"utc_start_time": "2026-04-09T10:30:00.000Z",
"utc_end_time": "2026-04-09T11:00:00.000Z",
"start_time": "2026-04-09T10:30:00.000Z",
"start_time_pretty": "03:30PM - Thursday, April 9, 2026",
"invitee_start_time": "2026-04-09T10:30:00.000Z",
"invitee_start_time_pretty": "03:30PM - Thursday, April 9, 2026",
"end_time": "2026-04-09T11:00:00.000Z",
"end_time_pretty": "04:00PM - Thursday, April 9, 2026",
"invitee_end_time": "2026-04-09T11:00:00.000Z",
"invitee_end_time_pretty": "04:00PM - Thursday, April 9, 2026",
"created_at": "2026-04-09T09:15:39.003Z",
"location": "+1 415 555 0192",
"location_type": "phone",
"eventLink": "https://app.iclosed.io/e/acme/strategy-call",
"callPreviewId": "call_esiPJQAfxjJw",
"type": "STRATEGY_CALL",
"canceled": false,
"canceler_name": null,
"cancel_reason": null,
"canceled_at": null,
"old_start_time": null,
"rescheduleLink": "https://app.iclosed.io/reschedulings/call_esiPJQAfxjJw",
"cancelLink": "https://app.iclosed.io/cancellations/call_esiPJQAfxjJw",
"setter": {
"name": "Riley Chen",
"firstName": "Riley",
"lastName": "Chen",
"email": "riley.chen@example.com",
"setBy": {
"firstName": "Riley",
"lastName": "Chen",
"email": "riley.chen@example.com"
}
}
},
"contactFields": {},
"invitee": {
"uuid": 239,
"previewUrl": "https://app.iclosed.io/app/global-data/contacts?preview=contact_We1Ztdhvcii0",
"ip_address": "::1",
"callPreviewId": "call_esiPJQAfxjJw",
"first_name": "Morgan",
"last_name": "Lee",
"name": "Morgan Lee",
"email": "morgan.lee@example.com",
"text_reminder_number": "+1 415 555 0192",
"timezone": "Asia/Karachi",
"created_at": "2026-04-09T09:15:39.003Z",
"is_reschedule": false,
"reschedule_reason": "First booking (not a reschedule)",
"reschedule_by": null,
"canceled": false,
"canceler_name": null,
"cancel_reason": null,
"canceled_at": null
},
"questions_and_answers": [
{
"question": "Email Address",
"answer": "morgan.lee@example.com"
},
{
"question": "Phone Number",
"answer": "+1 415 555 0192"
},
{
"question": "Full Name",
"answer": "Morgan Lee"
},
{
"question": "Goals for the next 90 days",
"answer": "We need to cut demo no-shows by half this quarter."
},
{
"question": "Check box",
"answer": "1, 3"
},
{
"question": "Internal reference code",
"answer": 123
},
{
"question": "Date and Time",
"answer": "2026-04-10T09:14:00.000Z"
},
{
"question": "Team size (people)",
"answer": 123
},
{
"question": "New Multi Select",
"answer": "b"
},
{
"question": "Disqualify",
"answer": "No"
}
],
"questions_and_responses": {
"1_question": "Email Address",
"1_response": "morgan.lee@example.com",
"2_question": "Phone Number",
"2_response": "+1 415 555 0192",
"3_question": "Full Name",
"3_response": "Morgan Lee",
"4_question": "Goals for the next 90 days",
"4_response": "We need to cut demo no-shows by half this quarter.",
"5_question": "Check box",
"5_response": "1, 3",
"6_question": "Internal reference code",
"6_response": 123,
"7_question": "Date and Time",
"7_response": "2026-04-10T09:14:00.000Z",
"8_question": "Team size (people)",
"8_response": 123,
"9_question": "New Multi Select",
"9_response": "b",
"10_question": "Disqualify",
"10_response": "No",
"Email Address": "morgan.lee@example.com",
"Phone Number": "+1 415 555 0192",
"Full Name": "Morgan Lee",
"Goals for the next 90 days": "We need to cut demo no-shows by half this quarter.",
"Check box": "1, 3",
"Internal reference code": 123,
"Date and Time": "2026-04-10T09:14:00.000Z",
"Team size (people)": 123,
"New Multi Select": "b",
"Disqualify": "No"
},
"tracking": {
"first_utm_term": "strategy consultation",
"first_utm_source": "google",
"first_utm_medium": "cpc",
"first_utm_content": "hero_cta_variant_b",
"first_utm_campaign": "q2_2026_demo_requests",
"utm_term": "sales scheduling software",
"utm_source": "linkedin",
"utm_medium": "paid_social",
"utm_content": "carousel_ad_3",
"utm_campaign": "b2b_outbound_apr",
"utmKey_0": "gclid",
"utmValue_0": "EAIaIQobChMIexampleValue123",
"utmKey_1": "li_fat_id",
"utmValue_1": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
"utmKey_2": "referrer_domain",
"utmValue_2": "newsletter.partner.io",
"utmKey_3": "landing_path",
"utmValue_3": "/events/strategy-call",
"utmKey_4": "experiment_id",
"utmValue_4": "exp_booking_flow_v2"
},
"call_booked_from": "PUBLIC_SCHEDULER",
"externalIntegrationData": {
"userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36",
"referrerUrl": "https://app.iclosed.io/e/acme/strategy-call",
"sessionId": "f3ac02ab-f154-4e9c-a96f-7edb9ada61b4"
},
"hookType": "Call booked"
}The event_type object contains configuration details for the event type:
| Field | Description |
|---|---|
uuid | Unique identifier for the event type |
kind | Booking strategy (e.g., "Round Robin", "Direct Assignment") |
slug | URL-friendly event name |
name | Display name of the event |
duration | Call duration in the specified unit |
durationUnit | Time unit (MINUTES, HOURS) |
owner.type | Type of owner (closer, setter, etc.) |
type | Event category (STRATEGY_EVENT, DISCOVERY_EVENT, etc.) |
The event object contains specific call instance information:
| Field | Description |
|---|---|
uuid | Unique call identifier |
assigned_to | Simple assignment mapping |
extended_assigned_to | Detailed assignment info with name, email, and primary flag |
utc_start_time / utc_end_time | UTC timestamps for the call |
start_time / end_time | Local timezone timestamps |
start_time_pretty / end_time_pretty | Human-readable time formats |
invitee_start_time / invitee_end_time | Times from the invitee's perspective |
type | Call type (STRATEGY_CALL, DISCOVERY_CALL, etc.) |
location | Meeting URL or location |
canceled | Whether the call has been cancelled |
setter | Information about the setter assigned to the call |
The invitee object contains details about the person who booked the call:
| Field | Description |
|---|---|
previewUrl | Direct link to view the contact in iClosed.io |
uuid | Unique invitee identifier |
name | Full name of the invitee |
email | Invitee's email address |
text_reminder_number | Phone number for SMS reminders |
timezone | Invitee's timezone |
created_at | When the invitee record was created |
canceled | Whether the invitee has cancelled |
| Field | Description |
|---|---|
questions_and_answers | Array format of booking form responses |
questions_and_responses | Object format with question/response pairs and direct key-value mapping |
The tracking object contains UTM parameters and attribution data, including current UTM values, first-touch attribution (first_utm_*), and custom tracking parameters (utmKey_0 through utmKey_4).
- Purpose: Sales strategy and qualification calls
- Duration: Typically 15–30 minutes
- Owner: Usually a closer or sales representative
- Purpose: Initial discovery and qualification
- Duration: Typically 15–30 minutes
- Owner: Usually a setter or SDR
- Consultation Calls – Expert advice sessions
- Demo Calls – Product demonstrations
- Follow-up Calls – Post-meeting discussions
This webhook is useful for:
- CRM Integration – Create or update records in your CRM system
- Calendar Synchronization – Add events to team calendars
- Notification Systems – Send confirmations to team members
- Analytics Tracking – Monitor booking patterns and conversion rates
- Workflow Automation – Trigger follow-up actions based on call bookings
- Reporting – Track booking metrics and team performance
- Customer Communication – Send personalized confirmation emails
Your webhook endpoint should:
- Return a
2xxstatus code to acknowledge receipt - Respond within 5 seconds to avoid retries
- Handle duplicate events (idempotency)
- Log the call
uuidand invitee information for debugging - Consider timezone differences when processing timestamps
- Timezone Handling – Always use the provided timezone information when displaying times
- Duplicate Prevention – Use the call
uuidto prevent duplicate processing - Assignment Tracking – Monitor the
assigned_tofield for team notifications - Cancellation Status – Check the
canceledflags before processing - Contact Linking – Use the
previewUrlto link back to the contact record - Reminder Setup – Use
text_reminder_numberfor SMS reminder systems - Tracking Attribution – Preserve UTM data for marketing attribution