[
  {
    "type": "function",
    "name": "calculateRequestPrice",
    "inputs": [
      {
        "name": "_callbackGasLimit",
        "type": "uint32",
        "internalType": "uint32"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "estimateRequestPrice",
    "inputs": [
      {
        "name": "_callbackGasLimit",
        "type": "uint32",
        "internalType": "uint32"
      },
      {
        "name": "_requestGasPriceWei",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "lastRequestId",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  }
]