Build ios failed (plugin onesignal)

abgit

Hi all,

Cannot build onesignal plugin.

Cordova-cli 9.0.0
Cordova-ios 5.0.1
xcode 10.2.1

Installing "onesignal-cordova-plugin" for ios
"framework" tag with type "podspec" is deprecated and will be removed. Please use the "podspec" tag.
Running command: pod install --verbose
Failed to install 'onesignal-cordova-plugin': Error: pod: Command failed with exit code 31
    at ChildProcess.whenDone (/private/tmp/download/node_modules/cordova-common/src/superspawn.js:135:23)
    at ChildProcess.emit (events.js:189:13)
    at maybeClose (internal/child_process.js:970:16)
    at Process.ChildProcess._handle.onexit (internal/child_process.js:259:5)
Failed to restore plugin "onesignal-cordova-plugin" from config.xml. You might need to try adding it again. Error: Error: pod: Command failed with exit code 31

Is there anything i can do? Am i missing something? Can you build onesignal plugin?