curl --request POST \
  --url https://api.iotools.cloud/v1/tool/jwt-verifier \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "jwtToken": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c",
  "secret": "your-256-bit-secret",
  "referenceTime": ""
}
'

{
  "tool": "jwt-verifier",
  "tool_version": "1.0.1",
  "outputs": {
    "verificationStatus": "Valid — signature verified with HS256. The token is authentic and within its validity window.",
    "header": "{\n  \"alg\": \"HS256\",\n  \"typ\": \"JWT\"\n}",
    "payload": "{\n  \"sub\": \"1234567890\",\n  \"name\": \"John Doe\",\n  \"iat\": 1516239022\n}"
  },
  "credits_used": 3,
  "credits_remaining": null
}