The Advertising Data payload consists of [https://www.bluetooth.org/en-us/specification/assigned-numbers/generic-access-profile Generic Access Profile] data that is inserted into the advertising packet in the following format: [U8:LEN] [U8:Data Type Value] [n:Value] | The Advertising Data payload consists of [https://www.bluetooth.org/en-us/specification/assigned-numbers/generic-access-profile Generic Access Profile] data that is inserted into the advertising packet in the following format: [U8:LEN] [U8:Data Type Value] [n:Value] |