curl --request POST \
  --url https://api.example.com/v1/spvs/{spv_slug}/subscriptions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "subscriptions": [
    {
      "zestPersonId": "psn_abc123",
      "lumpSum": {
        "currency": "USD",
        "value": "50000.00"
      },
      "shareClassSlug": "sc_classA",
      "partnerSubscriptionId": "acme-sub-9921"
    }
  ]
}
'

{
  "results": [
    {
      "subscriptionSlug": "<string>",
      "spvSlug": "<string>",
      "personId": "<string>",
      "status": "<string>",
      "lumpSum": {},
      "shareClassSlug": "<string>",
      "partnerSubscriptionId": "<string>"
    }
  ]
}