Invoice issued subscribe example:

curl --location --request POST '/platform/v1/webhook/subscribe' \
--header 'Authorization: "Bearer API_TOKEN"'\
--header 'Content-Type: application/json' \
--data-raw '{
"event": "invoice/issued",
"target_url": "URL"
}'

Invoice issued response example:

{
  "entity_name": "invoice",
  "event_type": "issued",
  "data": {
    "business_id": "s5ek7tfgp068i2st",
    "staff_id": "e6j4i1ofy2pf0dmg",
    "conversation_id": "pto6yng4e908c8g0",
    "invoice_id": "ujjq3chk5jv91y0q",
    "state": "issued",
    "title": "#0000001",
    "issued_at": "2019-10-29",
    "due_date": "2019-11-28",
    "invoice_number": 1,
    "address": "Tel Aviv",
    "note": null,
    "amount": "35.84",
    "currency": "ILS",
    "charge_at": null,
    "client_id": "54gjvtadfbxiom7y",
    "created_at": "2019-10-29T09:33:43.000+02:00",
    "items": [
      {
        "title": "Demo Class / Event",
        "amount": "35.84",
        "tax": "3.84"
      }
    ]
  }
}