curl --request POST \
  --url https://api.example.com/certs \
  --header 'Content-Type: application/json' \
  --data '
{
  "content": "<string>"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "content": "<string>",
  "issuerName": "<string>",
  "subjectName": "<string>",
  "valid": {
    "before": "2023-11-07T05:31:56Z",
    "after": "2023-11-07T05:31:56Z"
  }
}