Help with water leak sensor

[rcarreira88]

Can you Help me discover how to find and use the MCU serial data?

This is my Console Log:

00:00:00.001 HDW: ESP8266EX
00:00:00.049 CFG: Loaded from flash at F8, Count 180
00:00:00.054 SER: Set to 8N1 9600 bit/s
00:00:00.057 ROT: Mode 1
00:00:00.059 SRC: Restart
00:00:00.060 Project Tasmota - Water Leak Sensor Version 10.0.0.1(tasmota)-2_7_4_9(2021-10-25T22:18:05)
00:00:00.168 RUL: SYSTEM#INIT performs "baudrate 9600"
00:00:00.169 SRC: Rule
00:00:00.170 CMD: Grp 0, Cmnd 'BAUDRATE', Idx 1, Len 4, Data '9600'
00:00:00.172 RSL: RESULT = {"Baudrate":9600}
00:00:00.175 RSL: RESULT = {"SerialReceived":"FE"}
00:00:00.212 WIF: Checking connection...
00:00:00.213 WIF: Attempting connection...
00:00:00.550 WIF: Connecting to AP1 ASUS RT-AC87U Channel 6 BSSId 2C:FD:A1:3D:A4:C0 in mode 11n as Bathroom-Water-Leak...
00:00:01.753 WIF: Checking connection...
00:00:01.754 WIF: Connected
00:00:01.813 RUL: WIFI#CONNECTED performs "serialsend5 55AA000800010008"
00:00:01.813 SRC: Rule
00:00:01.815 CMD: Grp 0, Cmnd 'SERIALSEND', Idx 5, Len 16, Data '55AA000800010008'
00:00:01.817 RSL: RESULT = {"SerialSend":"Done"}
00:00:02.005 HTP: Web server active on Bathroom-Water-Leak with IP address 192.168.1.58
00:00:02.424 NTP: Synch time...
00:00:02.513 RTC: UTC 2022-05-29T12:27:56, DST 2022-03-27T02:00:00, STD 2022-10-30T03:00:00
13:27:56.000 NTP: Synched
13:27:57.016 MQT: Attempting connection...
13:27:57.028 MQT: Connected
13:27:57.031 MQT: tele/bathroom/water/leak/LWT = Online (retained)
13:27:57.033 MQT: cmnd/bathroom/water/leak/POWER =
13:27:57.035 MQT: Subscribe to cmnd/bathroom/water/leak/#
13:27:57.038 MQT: Subscribe to cmnd/tasmotas/#
13:27:57.039 MQT: Subscribe to cmnd/Bathroom_Water_Leak_fb/#
13:27:57.041 MQT: Unsubscribe from homeassistant/status
13:27:57.045 MQT: tele/bathroom/water/leak/INFO1 = {"Info1":{"Module":"Water Leak Sensor","Version":"10.0.0.1(tasmota)","FallbackTopic":"cmnd/Bathroom_Water_Leak_fb/","GroupTopic":"cmnd/tasmotas/"}}
13:27:57.052 MQT: tele/bathroom/water/leak/INFO2 = {"Info2":{"WebServerMode":"Admin","Hostname":"Bathroom-Water-Leak","IPAddress":"192.168.1.58"}}
13:27:57.059 MQT: tele/bathroom/water/leak/INFO3 = {"Info3":{"RestartReason":"Power On"}}
13:27:57.324 HTP: Console
13:28:01.398 MQT: tele/bathroom/water/leak/STATE = {"Time":"2022-05-29T13:28:01","Uptime":"0T00:00:09","UptimeSec":9,"Heap":29,"SleepMode":"Dynamic","Sleep":50,"LoadAvg":19,"MqttCount":1,"Wifi":{"AP":1,"SSId":"ASUS RT-AC87U","BSSId":"2C:FD:A1:3D:A4:C0","Channel":6,"Mode":"11n","RSSI":82,"Signal":-59,"LinkCount":1,"Downtime":"0T00:00:03"}}
13:28:02.393 APP: Boot Count 150
13:28:02.615 CFG: Saved to flash at F7, Count 181, Bytes 4096
13:28:06.433 MQT: tasmota/discovery/BCDDC2A324C1/config = {"ip":"192.168.1.58","dn":"Water Leak Sensor","fn":["Water Leak Sensor",null,null,null,null,null,null,null],"hn":"Bathroom-Water-Leak","mac":"BCDDC2A324C1","md":"Water Leak Sensor","ty":0,"if":0,"ofln":"Offline","onln":"Online","state":["OFF","ON","TOGGLE","HOLD"],"sw":"10.0.0.1","t":"bathroom/water/leak","ft":"%prefix%/%topic%/","tp":["cmnd","stat","tele"],"rl":[0,0,0,0,0,0,0,0],"swc":[-1,-1,-1,-1,-1,-1,-1,-1],"swn":[null,null,null,null,null,null,null,null],"btn":[0,0,0,0,0,0,0,0],"so":{"4":0,"11":0,"13":0,"17":1,"20":0,"30":0,"68":0,"73":0,"82":0,"114":0,"117":0},"lk":0,"lt_st":0,"sho":[0,0,0,0],"ver":1} (retained)
13:28:06.437 MQT: tasmota/discovery/BCDDC2A324C1/sensors = {"sn":{"Time":"2022-05-29T13:28:06"},"ver":1} (retained)
13:28:15.538 MQT: tele/bathroom/water/leak/RESULT = {"SerialReceived":"55AA0005000565010001017155AA00050008660200040000003CB4"}
13:28:15.780 WIF: Checking connection...
13:28:16.263 MQT: tele/bathroom/water/leak/RESULT = {"SerialReceived":"55AA0005000565010001007055AA00050008660200040000003CB4"}
13:28:35.796 WIF: Checking connection...

Thank you