JsonRpcEntities.kt

class JsonRpcRequest(
  val id: Long,
  val method: String,
  val params: Map<String, Any?> = emptyMap()
)

data class JsonRpcResponse(
  val id: Long,
  val result: JsonElement,
  val error: JsonRpcError
)

class JsonRpcError(
  val code: Int,
  val message: String
)