ajv-cli/test/jtd/schema.json

Command line interface for Ajv JSON schema validator

{
  "discriminator": "type",
  "mapping": {
    "a": {
      "properties": {
        "a": {"type": "int32"}
      }
    },
    "b": {
      "optionalProperties": {
        "b": {"type": "timestamp"}
      }
    }
  }
}