curl --request POST \
  --url https://api.readyhealth.com/statement \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "template": "coversheet",
  "externalUserId": "12345",
  "context": {
    "partnerId": "partner-uuid-here",
    "candidateId": "12345"
  }
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "status": "<string>",
  "template": "<string>",
  "externalUserId": "<string>",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "file": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "url": "<string>",
    "mimeType": "<string>",
    "originalName": "<string>"
  },
  "context": {
    "partnerId": "<string>",
    "candidateId": "<string>"
  }
}