> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rallyuxr.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Participant Status Changed

This webhook is triggered when a participant's status changes. **Note: This webhook requires a feature flag. Ask Customer Support for access.**

<ParamField path="_eventType" type="string" required>
  The type of event. For this webhook, it is always
  `participant.status_changed`.
</ParamField>

<ParamField path="participantId" type="string" required>
  Unique identifier of the participant.
</ParamField>

<ParamField path="personId" type="string" required>
  Unique identifier of the person.
</ParamField>

<ParamField path="studyId" type="string" required>
  Unique identifier of the study.
</ParamField>

<ParamField path="status" type="string" required>
  New status of the participant. Possible values are `NOT_STARTED`, `INVITE_SENT`, `NOT_ELIGIBLE`, `SCREENER_STARTED`, `SCREENER_COMPLETED`, `SCREENER_QUALIFIED`, `SCREENER_DISQUALIFIED`, `INTERVIEW_INVITE_SENT`, `INTERVIEW_SCHEDULED`, `INTERVIEW_COMPLETED`, `INTERVIEW_CANCELLED`, `INTERVIEW_NO_SHOWED`, `SURVEY_STARTED`, `SURVEY_COMPLETED`, `INCENTIVE_SENT`, `INCENTIVE_CLAIMED`, `INCENTIVE_SKIPPED`, `UNMODERATED_TEST_INVITE_SENT`, `UNMODERATED_TEST_STARTED`, `UNMODERATED_TEST_COMPLETED`, `COMPLETED_STUDY`, `CANCELLED`, `OPTED_OUT`, `EMAIL_SOFT_BOUNCED`, `EMAIL_HARD_BOUNCED`.
</ParamField>

<ParamField path="priorStatus" type="string" required>
  Prior status of the participant. Null if the participant was just created. Possible values are the same as `status`.
</ParamField>

<ParamField path="updatedAt" type="string" format="date-time" required>
  Timestamp the participant status changed.
</ParamField>

**Example Payload:**

```json theme={null}
{
  "_eventType": "participant.status_changed",
  "participantId": "test_cm1uwhduy001vle4gr4soyqkq",
  "personId": "test_cm1uwhduy001vle4gr4soyqkq",
  "studyId": "test_cm1uwhduy001vle4gr4soyqkq",
  "status": "INTERVIEW_SCHEDULED",
  "priorStatus": "INTERVIEW_INVITE_SENT",
  "updatedAt": "2024-09-01T00:00:00Z"
}
```