from: 1337286732
to: 4294967295
channel: 8
decoded {
  portnum: TEXT_MESSAGE_APP
}
id: 26622040
rx_time: 1764544735
rx_snr: -9.5
hop_limit: 2
rx_rssi: -94
hop_start: 6

I used to have that problem on Android, but I have the app permission to not pause activity if unused and it fixed it. Make sure any other power saving features are disabled in the phone app settings