Based on the following json [
  {
    "old code": "0101010231",
    "new": "0101010401",
    "አማርኛ": "ፉርኖ ዱቄት የስንዴ አንደኛ ደረጃ",
    "መለኪያ": "ኪ.ግ",
    "ENGLISH NAMES": "Furno Duket (Local  processed)",
    "UoM": "KG"
  },
  {
    "old code": "0101010233",
    "new": "0101010402",
    "አማርኛ": "ሴርፋም የታሸገ",
    "መለኪያ": "ኪ.ግ",
    "ENGLISH NAMES": "Serifam",
    "UoM": "KG"
  },
  {
    "old code": "0101010228",
    "new": "0101010403",
    "አማርኛ": "በቆሎ/ሙሉ ነጭ/ዱቄት",
    "መለኪያ": "ኪ.ግ",
    "ENGLISH NAMES": "Maize( full white) milled",
    "UoM": "KG"
  }, write a script that will loop over the following json and find items with the  old code and update them to the new code [
  {
    "ITEM                                                                                                                            PRICE IN BIRR": "NAME",
    "": "CODE",
    "__1": "Month",
    "__2": "Market Name?",
    "__3": "",
    "__4": "",
    "__5": "",
    "__6": "ASAYITA",
    "__7": "",
    "__8": "SEMERA LOGIA",
    "__9": "",
    "__10": "MELKA WERER",
    "__11": "",
    "__12": "AWASH 7 KILO",
    "__13": "",
    "__14": "",
    "__15": "",
    "__16": "",
    "__17": "",
    "__18": "",
    "__19": "",
    "__20": "",
    "__21": "",
    "__22": "",
    "__23": "",
    "__24": "",
    "__25": ""
  },
  {
    "ITEM                                                                                                                            PRICE IN BIRR": "",
    "": "",
    "__1": "",
    "__2": "Source?",
    "__3": "",
    "__4": "",
    "__5": "",
    "__6": 1,
    "__7": 2,
    "__8": 1,
    "__9": 2,
    "__10": 1,
    "__11": 2,
    "__12": 1,
    "__13": 2,
    "__14": "",
    "__15": "",
    "__16": "",
    "__17": "",
    "__18": "",
    "__19": "",
    "__20": "",
    "__21": "",
    "__22": "",
    "__23": "",
    "__24": "",
    "__25": ""
  },
  {
    "ITEM                                                                                                                            PRICE IN BIRR": "",
    "": "",
    "__1": "",
    "__2": "Market Code?",
    "__3": "VARIATION",
    "__4": "STDEV",
    "__5": "GEOMEAN",
    "__6": "0201011",
    "__7": "",
    "__8": "0201023",
    "__9": "",
    "__10": "0203011",
    "__11": "",
    "__12": "0203022",
    "__13": "",
    "__14": "min",
    "__15": "max",
    "__16": "ratio",
    "__17": "",
    "__18": "",
    "__19": "",
    "__20": "",
    "__21": "",
    "__22": "",
    "__23": "",
    "__24": "",
    "__25": ""
  },
  {
    "ITEM                                                                                                                            PRICE IN BIRR": "Enjera(teff mixed)",
    "": "0101010101",
    "__1": 1,
    "__2": "325G",
    "__3": 0.14,
    "__4": 1.93,
    "__5": 13.99,
    "__6": 13,
    "__7": 13.41,
    "__8": 16.14,
    "__9": 16.53,
    "__10": 14.08,
    "__11": 11.47,
    "__12": "",
    "__13": "",
    "__14": 11.47,
    "__15": 16.53,
    "__16": 1.441150828,
    "__17": "",
    "__18": "",
    "__19": "",
    "__20": "",
    "__21": "",
    "__22": "",
    "__23": "",
    "__24": "",
    "__25": ""
  },
  {
    "ITEM                                                                                                                            PRICE IN BIRR": "Bread traditional(Ambasha)",
    "": "0101010102",
    "__1": 1,
    "__2": "350G",
    "__3": 0.15,
    "__4": 2.65,
    "__5": 18.06,
    "__6": 21.88,
    "__7": 17.87,
    "__8": "",
    "__9": "",
    "__10": "-",
    "__11": "-",
    "__12": 17.45,
    "__13": 15.58,
    "__14": 15.58,
    "__15": 21.88,
    "__16": 1.40436457,
    "__17": "",
    "__18": "",
    "__19": "",
    "__20": "",
    "__21": "",
    "__22": "",
    "__23": "",
    "__24": "",
    "__25": ""
  }]