Use AWS SDK

import AWSPinpointAnalyticsPlugin

do {
    // Retrieve the reference to AWSPinpointAnalyticsPlugin
    let plugin = try Amplify.Analytics.getPlugin(for: "awsPinpointAnalyticsPlugin")
    guard let analyticsPlugin = plugin as? AWSPinpointAnalyticsPlugin else {
        return
    }

    // Retrieve the reference to PinpointClientProtocol
    let pinpointClient = analyticsPlugin.getEscapeHatch()

    // Make requests using pinpointClient...
    // ...
} catch {
    print("Get escape hatch failed with error - \(error)")
}