Convert Kotlin classes to JSON!

Paste Kotlin data class code and get an example JSON!

- API docs and test payloads - Paste a DTO or model class to get an example JSON with the right shape for API docs, Postman tests or frontend mock responses. - Serialization rules applied - Reads @SerialName, @JsonProperty, String?, = default, enum class, List·Map to produce the JSON keys and value shapes that are actually sent.