DALP webhook event asset.issuance.provisional reference

An asset issuance transaction entered the reorg window and is provisionally visible.

Delivery contract

Field	Value
Event type	`asset.issuance.provisional`
Version	`1`
Lifecycle state	`provisional`
Counter-signed receipt required	`false`
SDK type	`Webhook.AssetIssuanceProvisionalV1`

Related references:

idxr_asset
idxr_token

Payload schema

{
  "type": "object",
  "properties": {
    "assetAddress": {
      "type": "string",
      "pattern": "^0x[a-fA-F0-9]{40}$"
    },
    "chainId": {
      "type": "integer",
      "exclusiveMinimum": 0,
      "maximum": 9007199254740991
    },
    "issuer": {
      "type": "string",
      "pattern": "^0x[a-fA-F0-9]{40}$"
    },
    "quantity": {
      "type": "string"
    },
    "transactionHash": {
      "type": "string",
      "pattern": "^0x[a-fA-F0-9]{64}$"
    }
  },
  "required": ["assetAddress", "chainId", "issuer", "quantity", "transactionHash"],
  "additionalProperties": false
}

TypeScript SDK example

import { verifyWebhook, type Webhook } from "@settlemint/dalp-sdk";

const result = verifyWebhook({
  rawBody,
  headers,
  secret: process.env.DALP_WEBHOOK_SECRET!,
});

if (!result.ok) {
  throw new Error(`Webhook verification failed: ${result.code}`);
}

if (result.event.type === "asset.issuance.provisional") {
  const event: Webhook.Event<"asset.issuance.provisional"> = result.event;
  console.log(event.payload);
}

curl example

curl -X POST https://consumer.example.com/dalp/webhooks \
  -H "content-type: application/json" \
  -H "webhook-id: evt_docs_asset_issuance_provisional_001" \
  -H "webhook-timestamp: 1778112000" \
  -H "webhook-signature: v1,docs-example-signature" \
  --data '{"evt_id":"evt_docs_asset_issuance_provisional_001","type":"asset.issuance.provisional","version":1,"lifecycle_state":"provisional","request":{"idempotency_key":"idem_01JZP7R5W8M9N0P1Q2R3S4T5"},"related":{"idxr_asset":"idxr_asset_example","idxr_token":"idxr_token_example"},"payload":{"assetAddress":"0x1111111111111111111111111111111111111111","chainId":537001,"issuer":"0x2222222222222222222222222222222222222222","quantity":"1000000000000000000000","transactionHash":"0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"}}'

Version history

v1: Initial registry entry for asset.issuance.provisional.

Deprecation

This event type is not deprecated.

Manifest

The machine-readable AsyncAPI entry is published in the DALP events manifest.

asset.issuance.provisional