[
  {
    "convert": {},
    "decode": {}
  },
  {
    "convert": {
      "amount": 1.5
    },
    "decode": {
      "amount": 1.5
    }
  },
  {
    "convert": {
      "amount": 2.5
    },
    "decode": {
      "amount": 2.5
    }
  }
]
