sick_safetyscanners/ConfigMetadata Service

---
string app_checksum
string overall_checksum 
 
uint32[] integrity_hash

string modification_time
# for devices without real time clock, also provide the raw time information
uint16 modification_time_date
uint32 modification_time_time

string transfer_time
# for devices without real time clock, also provide the raw time information
uint16 transfer_time_date
uint32 transfer_time_time

string version_c_version
uint8 version_major_version_number
uint8 version_minor_version_number
uint8 version_release_number