curl --request POST \
  --url https://www.presolve.com/api/v1/cases/{caseId}/invoices \
  --header 'Content-Type: application/json' \
  --header 'X-Idempotency-Key: <x-idempotency-key>' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "invoiceNumber": "<string>",
  "lineItems": [
    {
      "description": "<string>",
      "quantity": 123,
      "rateCents": 0,
      "amountCents": 0,
      "linkedId": "<string>"
    }
  ],
  "fromUnbilled": true,
  "dueDate": "<string>",
  "billToContactId": "<string>",
  "vendorContactId": "<string>",
  "description": "<string>",
  "terms": "<string>"
}
'

const options = {
  method: 'POST',
  headers: {
    'X-Idempotency-Key': '<x-idempotency-key>',
    'x-api-key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    invoiceNumber: '<string>',
    lineItems: [
      {
        description: '<string>',
        quantity: 123,
        rateCents: 0,
        amountCents: 0,
        linkedId: '<string>'
      }
    ],
    fromUnbilled: true,
    dueDate: '<string>',
    billToContactId: '<string>',
    vendorContactId: '<string>',
    description: '<string>',
    terms: '<string>'
  })
};

fetch('https://www.presolve.com/api/v1/cases/{caseId}/invoices', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://www.presolve.com/api/v1/cases/{caseId}/invoices"

payload = {
    "invoiceNumber": "<string>",
    "lineItems": [
        {
            "description": "<string>",
            "quantity": 123,
            "rateCents": 0,
            "amountCents": 0,
            "linkedId": "<string>"
        }
    ],
    "fromUnbilled": True,
    "dueDate": "<string>",
    "billToContactId": "<string>",
    "vendorContactId": "<string>",
    "description": "<string>",
    "terms": "<string>"
}
headers = {
    "X-Idempotency-Key": "<x-idempotency-key>",
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "success": true
}

{
  "success": false,
  "error": "<string>",
  "code": "<string>"
}

{
  "success": false,
  "error": "<string>",
  "code": "<string>"
}

{
  "success": false,
  "error": "<string>",
  "code": "<string>"
}

{
  "success": false,
  "error": "<string>",
  "code": "<string>"
}

{
  "success": false,
  "error": "<string>",
  "code": "<string>"
}

{
  "success": false,
  "error": "<string>",
  "code": "<string>"
}