esp_bt_eir_data_t struct
EIR data content, according to "Supplement to the Bluetooth Core Specification"
Fields
FEC is required or not, true by default.
EIR data include TX power, false by default.
EIR data include UUID, false by default.
EIR data include device name, true by default.
EIR flags, see ESP_BT_EIR_FLAG for details, EIR will not include flag if it is 0, 0 by default.
Manufacturer data length, 0 by default.
URL length, 0 by default.