Reduce swift tools version

.gitignore

@@ -8,3 +8,4 @@ DerivedData/
 .swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
 .netrc
 Package.resolved
+.swiftpm/

.swiftpm/xcode/package.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-	<key>IDEDidComputeMac32BitWarning</key>
-	<true/>
-</dict>
-</plist>

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version: 5.6
+// swift-tools-version: 5.5
 
 import PackageDescription
 
@@ -14,7 +14,8 @@ let package = Package(
             targets: ["Push"]),
     ],
     dependencies: [
-        .package(url: "https://christophhagen.de/git/ch/Push-API.git", branch: "main"),
+        .package(url: "https://christophhagen.de/git/ch/Push-API.git", from: "0.7.2"),
+        .package(url: "https://github.com/kylebrowning/APNSwift.git", from: "4.0.0"),
         .package(url: "https://github.com/apple/swift-crypto.git", "1.0.0" ..< "3.0.0")
     ],
     targets: [

Sources/Push/PushClient.swift

@@ -76,7 +76,8 @@ public final class PushClient {
      */
     public func getUnapprovedDevices(masterKey: String) async -> [DeviceRegistration]? {
         let hash = hash(masterKey)
-        guard let data = await post(.listUnapprovedDevices, bodyData: hash) else {
+        let request = AdminRequest(keyHash: hash, application: application)
+        guard let data = await post(.listUnapprovedDevices, body: request) else {
             return nil
         }
         do {