Hirings save error

{
  auth: {
    isLoggedIn: true,
    user: {
      s_hash: 'l9z1VlPguURjDNYViZzY-w',
      sid: 'mhTMjn_9ixRDzknHyP8KXg',
      sub: 'aee22b82-d3c0-40d8-aa46-125b31b6469d',
      auth_time: 1584714921,
      idp: 'local',
      amr: [
        'pwd'
      ],
      preferred_username: 'mhoo@itu.dk',
      name: 'mhoo@itu.dk'
    },
    status: 'SUCCESS',
    accessToken: 'eyJhbGciOiJSUzI1NiIsImtpZCI6IkRldmVsb3BtZW50IiwidHlwIjoiYXQrand0In0.eyJuYmYiOjE1ODYyMDYyNjAsImV4cCI6MTU4NjIwOTg2MCwiaXNzIjoiaHR0cHM6Ly9sb2NhbGhvc3Q6NTAwMSIsImF1ZCI6IldlYkFQSSIsImNsaWVudF9pZCI6IlN0YXJ0dXBDRk8iLCJzdWIiOiJhZWUyMmI4Mi1kM2MwLTQwZDgtYWE0Ni0xMjViMzFiNjQ2OWQiLCJhdXRoX3RpbWUiOjE1ODQ3MTQ5MjEsImlkcCI6ImxvY2FsIiwic2NvcGUiOlsib3BlbmlkIiwicHJvZmlsZSIsIldlYkFQSSJdLCJhbXIiOlsicHdkIl19.JhquTtwKcostLGMvdkKQO9pQBw5KXr44aDB7NH40Lz-72Vewf-5Daxe4f5f2VcAcXeGn3dqBV5KpBx1f6fS6cJcl8uEEr-0KGE89WWrV3zP0u_EGnRVZIqd5UiXUqXOU5IURVuRSkM3x9ejtMB-JaPXpLXKA5gr3FEVrqq4laATxl7ZsSueB7eMx9rrRCXC_SnhNSoUJ6qa69WqqbXX2ymqoPs4fy_YzLLt2-yUQoObEN2tdjcpX6TMIOy7nceAIOCejbGCRG4ZBy8P1bsNXBD5lWoE9eMLq2vYzhFKuR-9Gd4imPRMBYQPyiAyPyhQdmHgVegQoQIisSSL3sot8ow',
    error: null
  },
  assumptionBook: {
    assumptionBook: {
      isDone: false,
      startDate: null,
      currency: null,
      growth: {
        startDate: '2020-04-06T21:21:25.051Z',
        customerStartMonth: 123,
        expectedCustomersFirstYear: 321,
        expectedCustomersSecondYear: 321,
        expectedCustomersThirdYear: 132,
        expectedCustomersFourthYear: 132
      },
      conversionAndChurn: {
        contractLengthMonth: 12,
        monthsPaidUpFront: 11,
        churnRate: 15
      },
      hirings: null,
      operationExpenses: [
        {
          name: '32',
          startDate: '2023-04-05T22:00:00.000Z',
          costMonthly: 32,
          accounting: {}
        }
      ],
      fundings: [
        {
          name: '231',
          startDate: '2024-04-05T22:00:00.000Z',
          numPayouts: 3,
          amount: 23
        }
      ],
      subProducts: [
        {
          name: '234',
          salesPerCustomer: 342,
          revenueMonthly: 324,
          costOfSalesMonthly: 432,
          affiliatePayPercentage: 6,
          costOfSaleOneTime: 324,
          revenueOneTime: 43
        }
      ]
    },
    status: 'FAILED',
    error: '400'
  },
  applicationUser: {
    status: null,
    error: null,
    applicationUser: null
  },
  form: {
    productAndPriceInput: {
      registeredFields: {
        productAndPrice: {
          name: 'productAndPrice',
          type: 'FieldArray',
          count: 0
        },
        'productAndPrice[0].name': {
          name: 'productAndPrice[0].name',
          type: 'Field',
          count: 0
        },
        'productAndPrice[0].salesPerCustomer': {
          name: 'productAndPrice[0].salesPerCustomer',
          type: 'Field',
          count: 0
        },
        'productAndPrice[0].revenueMonthly': {
          name: 'productAndPrice[0].revenueMonthly',
          type: 'Field',
          count: 0
        },
        'productAndPrice[0].costOfSalesMonthly': {
          name: 'productAndPrice[0].costOfSalesMonthly',
          type: 'Field',
          count: 0
        },
        'productAndPrice[0].affiliatePayPercentage': {
          name: 'productAndPrice[0].affiliatePayPercentage',
          type: 'Field',
          count: 0
        },
        'productAndPrice[0].costOfSaleOneTime': {
          name: 'productAndPrice[0].costOfSaleOneTime',
          type: 'Field',
          count: 0
        },
        'productAndPrice[0].revenueOneTime': {
          name: 'productAndPrice[0].revenueOneTime',
          type: 'Field',
          count: 0
        }
      },
      values: {
        productAndPrice: [
          {
            name: '234',
            salesPerCustomer: 342,
            revenueMonthly: 324,
            costOfSalesMonthly: 432,
            affiliatePayPercentage: 6,
            costOfSaleOneTime: 324,
            revenueOneTime: 43
          }
        ]
      },
      fields: {
        productAndPrice: [
          {
            name: {
              visited: true,
              touched: true
            },
            salesPerCustomer: {
              visited: true,
              touched: true
            },
            revenueMonthly: {
              visited: true,
              touched: true
            },
            costOfSalesMonthly: {
              visited: true,
              touched: true
            },
            affiliatePayPercentage: {
              visited: true,
              touched: true
            },
            costOfSaleOneTime: {
              visited: true,
              touched: true
            },
            revenueOneTime: {
              visited: true,
              touched: true
            }
          }
        ]
      },
      anyTouched: true
    },
    growthInput: {
      values: {
        startDate: '2020-04-06T21:21:25.051Z',
        customerStartMonth: 123,
        expectedCustomersFirstYear: 321,
        expectedCustomersSecondYear: 321,
        expectedCustomersThirdYear: 132,
        expectedCustomersFourthYear: 132
      },
      initial: {
        startDate: '2020-04-06T21:21:25.051Z'
      },
      registeredFields: {
        startDate: {
          name: 'startDate',
          type: 'Field',
          count: 0
        },
        customerStartMonth: {
          name: 'customerStartMonth',
          type: 'Field',
          count: 0
        },
        expectedCustomersFirstYear: {
          name: 'expectedCustomersFirstYear',
          type: 'Field',
          count: 0
        },
        expectedCustomersSecondYear: {
          name: 'expectedCustomersSecondYear',
          type: 'Field',
          count: 0
        },
        expectedCustomersThirdYear: {
          name: 'expectedCustomersThirdYear',
          type: 'Field',
          count: 0
        },
        expectedCustomersFourthYear: {
          name: 'expectedCustomersFourthYear',
          type: 'Field',
          count: 0
        }
      },
      fields: {
        customerStartMonth: {
          visited: true,
          touched: true
        },
        expectedCustomersFirstYear: {
          visited: true,
          touched: true
        },
        expectedCustomersSecondYear: {
          visited: true,
          touched: true
        },
        expectedCustomersThirdYear: {
          visited: true,
          touched: true
        },
        expectedCustomersFourthYear: {
          visited: true,
          touched: true
        }
      },
      anyTouched: true
    },
    conversionAndChurnInput: {
      registeredFields: {
        contractLengthMonth: {
          name: 'contractLengthMonth',
          type: 'Field',
          count: 0
        },
        monthsPaidUpFront: {
          name: 'monthsPaidUpFront',
          type: 'Field',
          count: 0
        },
        churnRate: {
          name: 'churnRate',
          type: 'Field',
          count: 0
        }
      },
      values: {
        contractLengthMonth: 12,
        monthsPaidUpFront: 11,
        churnRate: 15
      },
      initial: {
        contractLengthMonth: 12,
        monthsPaidUpFront: 12,
        churnRate: 13
      },
      fields: {
        contractLengthMonth: {
          visited: true,
          touched: true
        },
        monthsPaidUpFront: {
          visited: true,
          touched: true
        },
        churnRate: {
          visited: true,
          touched: true
        }
      },
      anyTouched: true
    },
    fundingsInput: {
      registeredFields: {
        fundings: {
          name: 'fundings',
          type: 'FieldArray',
          count: 0
        },
        'fundings[0].name': {
          name: 'fundings[0].name',
          type: 'Field',
          count: 0
        },
        'fundings[0].fundingType': {
          name: 'fundings[0].fundingType',
          type: 'Field',
          count: 0
        },
        'fundings[0].startDate': {
          name: 'fundings[0].startDate',
          type: 'Field',
          count: 0
        },
        'fundings[0].payoutFrequency': {
          name: 'fundings[0].payoutFrequency',
          type: 'Field',
          count: 0
        },
        'fundings[0].numPayouts': {
          name: 'fundings[0].numPayouts',
          type: 'Field',
          count: 0
        },
        'fundings[0].amount': {
          name: 'fundings[0].amount',
          type: 'Field',
          count: 0
        }
      },
      values: {
        fundings: [
          {
            name: '231',
            startDate: '2024-04-05T22:00:00.000Z',
            numPayouts: 3,
            amount: 23
          }
        ]
      },
      fields: {
        fundings: [
          {
            name: {
              visited: true,
              touched: true
            },
            fundingType: {
              visited: true,
              touched: true
            },
            startDate: {
              touched: true
            },
            payoutFrequency: {
              visited: true,
              touched: true
            },
            numPayouts: {
              visited: true,
              touched: true
            },
            amount: {
              visited: true,
              touched: true
            }
          }
        ]
      },
      anyTouched: true
    },
    expensesInput: {
      registeredFields: {
        expenses: {
          name: 'expenses',
          type: 'FieldArray',
          count: 0
        },
        'expenses[0].name': {
          name: 'expenses[0].name',
          type: 'Field',
          count: 0
        },
        'expenses[0].startDate': {
          name: 'expenses[0].startDate',
          type: 'Field',
          count: 0
        },
        'expenses[0].costFunction': {
          name: 'expenses[0].costFunction',
          type: 'Field',
          count: 0
        },
        'expenses[0].costMonthly': {
          name: 'expenses[0].costMonthly',
          type: 'Field',
          count: 0
        }
      },
      values: {
        expenses: [
          {
            name: '32',
            startDate: '2023-04-05T22:00:00.000Z',
            costMonthly: 32,
            accounting: {}
          }
        ]
      },
      fields: {
        expenses: [
          {
            name: {
              visited: true,
              touched: true
            },
            startDate: {
              touched: true
            },
            costFunction: {
              visited: true,
              touched: true
            },
            costMonthly: {
              visited: true,
              touched: true
            }
          }
        ]
      },
      anyTouched: true
    },
    hiringsInput: {
      registeredFields: {
        hirings: {
          name: 'hirings',
          type: 'FieldArray',
          count: 1
        },
        'hirings[0].title': {
          name: 'hirings[0].title',
          type: 'Field',
          count: 1
        },
        'hirings[0].team': {
          name: 'hirings[0].team',
          type: 'Field',
          count: 1
        },
        'hirings[0].startDate': {
          name: 'hirings[0].startDate',
          type: 'Field',
          count: 1
        },
        'hirings[0].salaryMonth': {
          name: 'hirings[0].salaryMonth',
          type: 'Field',
          count: 1
        }
      },
      values: {
        hirings: [
          {
            title: '32',
            startDate: '2023-04-05T22:00:00.000Z',
            salaryMonth: 23
          }
        ]
      },
      fields: {
        hirings: [
          {
            title: {
              visited: true,
              touched: true
            },
            team: {
              visited: true,
              touched: true
            },
            startDate: {
              touched: true
            },
            salaryMonth: {
              visited: true,
              touched: true
            }
          }
        ]
      },
      anyTouched: true
    }
  }
}