Huawei Account
You need to edit AndroidManifest by adding the following elements in to <application>.
huawei_auth_enabled - allows to show\hide Huawei account authorization button
Give your SHA-256 certificate fingerprint debug/release key to your producers. Can be more one! and ask produsers give you new agconnect-services.json. Add file in project.
For SHA-256
keytool -v -list -alias alias_name -keystore [path_to_key]\[key_name].keystore -storepass [password]
<meta-data android:name="com.platform101xp.huawei.auth_enabled"
android:value="@bool/huawei_auth_enabled" />