curl --request PATCH \
  --url https://api.tread-horizon.com/v1/jobs/{job-id}/add_on_charges \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "add_on_charges": [
    {
      "name": "<string>",
      "percentage": 0,
      "quantity": 123,
      "rate": 123,
      "add_on_rate_type": "RateForEach",
      "add_on_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "invoice_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "external_id": "<string>",
      "accounting_id": "<string>",
      "load_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "revenue_rate_value": 123,
      "revenue_cost_rate_type": "RateForEach",
      "rebill_revenue_rate_value": 123,
      "rebill_percentage": 123,
      "cost_rate_value": 123
    }
  ]
}
'

{
  "data": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "percentage": "<string>",
      "quantity": "<string>",
      "total_amount": "<string>",
      "external_id": "<string>",
      "revenue_rate_value": "<string>",
      "revenue_cost_rate_type": "RateForEach",
      "add_on_requestable_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "add_on_requestable_type": "Job",
      "add_on_applicable_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "add_on_applicable_type": "Invoice",
      "accounting_id": "<string>",
      "rate": "<string>",
      "add_on_rate_type": "RateForEach",
      "rebill_revenue_rate_value": "<string>",
      "rebill_total_amount": "<string>",
      "add_on": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
      },
      "invoice": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
      },
      "load": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
      },
      "job": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "job_id": "<string>",
        "loads_count": 123,
        "job_start_at": "2023-11-07T05:31:56Z",
        "unit_of_measure": "Load"
      },
      "rebill_percentage": "<string>"
    }
  ]
}