Mega2560+ESP8266-01 coding error

Hi, i just started my project in cayenne but i have problem with conect board arduino Mega2560 +ESP8266-01 to cayenne if i upload program form cayenne to board mega2560 always error

C:\Users\USER\Documents\Arduino\libraries\CayenneMQTT\src/CayenneMQTTESP8266Shield.h:31:34: fatal error: ESP8266SerialLibrary.h: No such file or directory

compilation terminated.

i was installed library cayenneMQTT but this problem really make confused, anybody help to fix this problem or show me explained step by step to connect arduinoMega2560+esp8266-01 to cayenne ?

Install the library via the Arduino IDE (Sketch->Include Library->Add .ZIP Library) from the Cayenne extras/libraries folder
(e.g. MyDocuments\Arduino\libraries\CayenneMQTT\extras\libraries) to compile this example.

ok thanks bruhh it il works