You will still need to request permission for apps that target Android M and above. Declaring the permission in the manifest is not enough. The UA SDK allows requesting permissions in our actions framework, so if its hard to request permissions in the context of a react plugin you may want to utilize that functionality. Example - https://github.com/urbanairship/phonegap-ua-push/blob/master/src/android/UAirshipPlugin.java#L362
You will still need to request permission for apps that target Android M and above. Declaring the permission in the manifest is not enough. The UA SDK allows requesting permissions in our actions framework, so if its hard to request permissions in the context of a react plugin you may want to utilize that functionality. Example - https://github.com/urbanairship/phonegap-ua-push/blob/master/src/android/UAirshipPlugin.java#L362