[2026-09-09 14:22:54] local.ERROR: FCM send request failed {"status":400,"body":"{
  \"error\": {
    \"code\": 400,
    \"message\": \"The registration token is not a valid FCM registration token\",
    \"status\": \"INVALID_ARGUMENT\",
    \"details\": [
      {
        \"@type\": \"type.googleapis.com/google.firebase.fcm.v1.FcmError\",
        \"errorCode\": \"INVALID_ARGUMENT\"
      },
      {
        \"@type\": \"type.googleapis.com/google.rpc.BadRequest\",
        \"fieldViolations\": [
          {
            \"field\": \"message.token\",
            \"description\": \"The registration token is not a valid FCM registration token\"
          }
        ]
      }
    ]
  }
}
","token_prefix":"DENIED"} 
[2026-09-09 14:22:54] local.ERROR: FCM queue job send failed {"token_prefix":"DENIED","title":"?~_~R? OrijinSchool: Reload"}