RemoteConfig's readyChanged signal not triggered

[MasterMind2k]

During initialization, RemoteConfig does not trigger readyChanged signal.

Initialization of RemoteConfig "fails" with -1 status code. Calls to fetch are working without any issues (odd).

Logs:

D app.so: QtFirebase(0x85a197c0) ::processEvents processing events
D app.so: QtFirebase(0x85a197c0) ::processEvents future event "0x85a28f00.config.init"
D app.so: QtFirebase(0x85a197c0) ::processEvents removed future event "0x85a28f00.config.init"
D app.so: QtFirebaseRemoteConfig(0x85a28f00) ::onFutureEvent "0x85a28f00.config.init"
D app.so: QtFirebaseRemoteConfig(0x85a28f00) ::onFutureEvent initializing failed. ERROR: Action failed with error code and message:  -1
D app.so: QtFirebase(0x85a197c0) ::processEvents stopping future watch