anchor.diff:  
   
   **Update a tube rack and set the volume of the solvent**
  +
   For each tube mentionned in `tubes` which have a `volume` parameter, the solvent aliquot is updated with that volume.
   If the tube do not contain solvent yet, the solvent aliquot is created with the specified volume and added in the tube.
   
  
positive.code:     }
  }}
  
  
  **Transfer tubes content from a source tube rack to a target tube rack according to a transfer map.**
  As it is a content transfer between tubes in tube racks, targeted locations mentioned in the transfer map
  need to contain tubes.
  
  
negative.code:     "number_of_columns": 12,
      "type": "plate type",
      "wells_description": { 
          "C5": [
              {   "sample": "11111111-2222-3333-4444-666666666666", 
                  "type": "DNA", 
                  "quantity": 10 
              }
          ]
          "F1": [
              {   "sample": "11111111-2222-3333-4444-666666666666", 
                  "type": "DNA", 
                  "quantity": 10,
                  "out_of_bounds": {
                      "attribute_1": "value 1"
                  }
              }
          ]
  } } }
  < 200
  < Content-Type: application/json
  