fix: allow to specify custom signatureKey  in the config.ini
          
            #1966
        
      | Job | Run time | 
|---|---|
| 1s | |
| 37s | |
| 36s | |
| 41s | |
| 1m 55s | 
signatureKey  in the config.ini
          
            #1966
        
| Job | Run time | 
|---|---|
| 1s | |
| 37s | |
| 36s | |
| 41s | |
| 1m 55s |