arduino not sends data

hello i have a problem i am new to this. but I connected everything as shown in the article https://mischianti.org/ebyte-lora-e22-device-for-arduino-esp32-or-esp8266-power-saving-wor-and-structured-data-5/#Send_complex_structure. downloaded the library to check I have arduino mega and arduino uno . i want to transfer any message from one to another using the examples of the library is sendbroadcastmessage and receive message in the serial monitor writes that
No response from device! (Check wiring)
12
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HEAD : 0 0 6A

AddH : 6A
AddL : 6A
Net ID : A

Chan: 0 -> 410MHz

SpeedParityBit : 0 -> 8N1 (Default)
SpeedUARTDatte : 0 -> 1200bps
SpeedAirDataRate : 0 -> 0.3kbps

OptionSubPacketSett: 0 -> 240bytes (default)
OptionTranPower : 11 -> 10dBm
OptionRSSIAmbientNo: 0 -> Disabled (default)

TransModeWORPeriod : 0 -> 500ms
TransModeTransContr: 0 -> WOR Receiver (default)
TransModeEnableLBT : 0 -> Disabled (default)
TransModeEnableRSSI: 0 -> Disabled (default)
TransModeEnabRepeat: 0 -> Disabled (default)
TransModeFixedTrans: 0 -> Transparent transmission (default)
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Hi, I’m going to send a message!
success
what is the problem?