diff --git a/Sources/XXClient/Models/IsReadyInfo.swift b/Sources/XXClient/Models/IsReadyInfo.swift
new file mode 100644
index 0000000000000000000000000000000000000000..916f37df7efdc020cc04909324031915f672e8d9
--- /dev/null
+++ b/Sources/XXClient/Models/IsReadyInfo.swift
@@ -0,0 +1,26 @@
+import Foundation
+
+public struct IsReadyInfo: Equatable {
+  public init(isReady: Bool, howClose: Double) {
+    self.isReady = isReady
+    self.howClose = howClose
+  }
+
+  public var isReady: Bool
+  public var howClose: Double
+}
+
+extension IsReadyInfo: Codable {
+  enum CodingKeys: String, CodingKey {
+    case isReady = "IsReady"
+    case howClose = "HowClose"
+  }
+
+  public static func decode(_ data: Data) throws -> Self {
+    try JSONDecoder().decode(Self.self, from: data)
+  }
+
+  public func encode() throws -> Data {
+    try JSONEncoder().encode(self)
+  }
+}
diff --git a/Tests/XXClientTests/Models/IsReadyInfoTests.swift b/Tests/XXClientTests/Models/IsReadyInfoTests.swift
new file mode 100644
index 0000000000000000000000000000000000000000..9db31131ddf11b895b1bac13424a956ff9c28571
--- /dev/null
+++ b/Tests/XXClientTests/Models/IsReadyInfoTests.swift
@@ -0,0 +1,26 @@
+import CustomDump
+import XCTest
+@testable import XXClient
+
+final class IsReadyInfoTests: XCTestCase {
+  func testCoding() throws {
+    let jsonString = """
+    {
+      "IsReady": true,
+      "HowClose": 0.534
+    }
+    """
+    let jsonData = jsonString.data(using: .utf8)!
+    let model = try IsReadyInfo.decode(jsonData)
+
+    XCTAssertNoDifference(model, IsReadyInfo(
+      isReady: true,
+      howClose: 0.534
+    ))
+
+    let encodedModel = try model.encode()
+    let decodedModel = try IsReadyInfo.decode(encodedModel)
+
+    XCTAssertNoDifference(decodedModel, model)
+  }
+}