local payload = APP.data
local Flag = string.format("%02x", string.byte(payload, 1))
local payload_context = string.format("%02x%02x%02x%02x%02x", string.byte(payload, 1), string.byte(payload, 2), string.byte(payload, 3), string.byte(payload, 4), string.byte(payload, 5))

if ( Flag == '28' ) or ( Flag == '38' ) or ( Flag == '48' ) or ( Flag == '20' ) or ( Flag == '40' )
then
    APP.append_extra_info('Payload:', payload_context)
    return true
end

return false