Mismo archivo invertido

banks.json

{
  "0156": "100%BANCO",
  "0196": "ABN-AMRO-BANK",
  "0172": "BANCAMIGA-BANCO-MICROFINANCIERO",
  "0171": "BANCO-ACTIVO-BANCO-COMERCIAL",
  "0166": "BANCO-AGRICOLA",
  "0175": "BANCO-BICENTENARIO",
  "0128": "BANCO-CARONI-BANCO-UNIVERSAL",
  "0164": "BANCO-DE-DESARROLLO-DEL-MICROEMPRESARIO",
  "0102": "BANCO-DE-VENEZUELA",
  "0114": "BANCO-DEL-CARIBE",
  "0149": "BANCO-DEL-PUEBLO-SOBERANO",
  "0163": "BANCO-DEL-TESORO",
  "0176": "BANCO-ESPIRITO-SANTO",
  "0115": "BANCO-EXTERIOR",
  "0003": "BANCO-INDUSTRIAL-DE-VENEZUELA",
  "0173": "BANCO-INTERNACIONAL-DE-DESARROLLO",
  "0105": "BANCO-MERCANTIL",
  "0191": "BANCO-NACIONAL-DE-CREDITO",
  "0116": "BANCO-OCCIDENTAL-DE-DESCUENTO",
  "0138": "BANCO-PLAZA",
  "0108": "BANCO-PROVINCIAL-BBVA",
  "0104": "BANCO-VENEZOLANO-DE-CREDITO",
  "0168": "BANCRECER-BANCO-DE-DESARROLLO",
  "0134": "BANESCO-BANCO-UNIVERSAL",
  "0177": "BANFANB",
  "0146": "BANGENTE",
  "0174": "BANPLUS-BANCO-COMERCIAL",
  "0190": "CITIBANK",
  "0121": "CORP-BANCA",
  "0157": "DELSUR-BANCO-UNIVERSAL",
  "0151": "FONDO-COMUN",
  "0601": "INSTITUTO-MUNICIPAL-DE-CREDITO-POPULAR",
  "0169": "MIBANCO-BANCO-DE-DESARROLLO",
  "0137": "SOFITASA"
}