Issuance Event

The IssuanceEvent tracks the status of credential offers that are initiated through the credentials/issue endpoint of the issuer service.

Example Issuance Event

{
    "type": "id.walt.commons.events.IssuanceEvent",
    "eventType": "IssuanceEvent",
    "_id": "2a7b554a-37c7-4ae6-809f-2559bfa47913",
    "originator": null,
    "organization": "waltid",
    "target": "waltid.mycustomer.issuer2",
    "timestamp": 1741192586004,
    "action": {
      "type": "init_session"
    },
    "status": {
      "type": "Open"
    },
    "callId": "436a8a95-3290-4b65-94b9-a0970012d91c",
    "error": null,
    "sessionId": "fb517c9d-5178-48a9-8d39-9fd89d857d53",
    "credentialConfigurationId": "identity_credential_vc+sd-jwt",
    "format": "vc+sd-jwt"
  }

IssuanceEvent Attributes

  • type: Specifies the Kotlin class name of the event.
  • eventType: Indicates the type of event. In our case "IssuanceEvent".
  • _id: A unique identifier for the event, represented as a UUID, e.g. "2a7b554a-37c7-4ae6-809f-2559bfa47913".
  • originator: Attribute identifying the user or system that initiated the event.
  • organization: The organization responsible for the event, e.g."waltid".
  • target: The service in which the event was triggered, e.g. "waltid.mycustomer.issuer2".
  • timestamp: The time the event occurred, represented as a Unix timestamp in milliseconds, e.g. 1741192586004.
  • action: This describes the specific action of the event, e.g. "init_session".
  • status: The current state of the event. It is represented as an object with a type of "Open", indicating that the event is in progress. It can also be Success or Failure
  • callId: An optional identifier for tracking HTTP calls, represented as a UUID. Here, it is "436a8a95-3290-4b65-94b9-a0970012d91c".
  • error: An optional attribute that contains an error message if the event encountered an issue.
  • sessionId: A unique identifier for the OID4VC session associated with the event, represented as a UUID. In this example, it is "fb517c9d-5178-48a9-8d39-9fd89d857d53".
  • credentialConfigurationId: The configuration ID of credential being issued. Here, it is "identity_credential_vc+sd-jwt".
  • format: The format of the credential being issued. In this example, it is "vc+sd-jwt".
Event Types OverviewVerification Event