text: var definition = {
  
      database:
          {
              name: 'database',
              table: 'tabellenname',
          },
      primary_keys:
          {
              source: 'Spalte 1',
              target: 'Spalte 2',
          },
      existing_fields:
          [
              {
                  firstname:
                      {
                          type: 'simple',
                          source: 'Spalte 1',
                          target: 'Spalte 2',
                      },
                  name:
                      {
                          type: 'condition',
                          when:
                              [
                                  {
                                      source: 'Spalte A',
                                      operator: '>=',
                                      target: null,
                                      freetext: 10,
                                  },
                                  {
                                      source: 'Spalte B',
                                      operator: '>=',
                                      target: null,
                                      freetext: 20,
                                  }
                              ],
                          then:
                              {
                                  target: 'Spalte B',
                                  source: null,
                                  freetext: 20,
  
                              },
                          else:
                              {
                                  source: 'Spalte 1',
                                  target: 'Spalte 2',
  
                              },
                          modifier:
                              [
                                  {
                                      operation: '*',
                                      column: null,
                                      freetext: '10%',
  
                                  },
                                  {
                                      operation: '/',
                                      column: null,
                                      freetext: 3,
  
                                  }
                              ]
  
                      }
              }
          ]
  };