[
  {
    "type": "function",
    "name": "feeToken",
    "stateMutability": "view",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address"
      }
    ]
  },
  {
    "type": "function",
    "name": "requiredFee",
    "stateMutability": "view",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256"
      }
    ]
  },
  {
    "type": "function",
    "name": "issue",
    "stateMutability": "payable",
    "inputs": [
      {
        "name": "issuance",
        "type": "tuple",
        "components": [
          {
            "name": "issuer",
            "type": "address"
          },
          {
            "name": "loyaltyId",
            "type": "bytes32"
          },
          {
            "name": "amount",
            "type": "uint256"
          },
          {
            "name": "expiresAt",
            "type": "uint256"
          },
          {
            "name": "deadline",
            "type": "uint256"
          },
          {
            "name": "nonce",
            "type": "bytes32"
          },
          {
            "name": "chainId",
            "type": "uint256"
          },
          {
            "name": "verifyingContract",
            "type": "address"
          },
          {
            "name": "operationHash",
            "type": "bytes32"
          },
          {
            "name": "metadata",
            "type": "tuple",
            "components": [
              {
                "name": "loyaltyId",
                "type": "bytes32"
              },
              {
                "name": "name",
                "type": "string"
              },
              {
                "name": "symbol",
                "type": "string"
              },
              {
                "name": "media",
                "type": "string"
              },
              {
                "name": "description",
                "type": "string"
              }
            ]
          },
          {
            "name": "data",
            "type": "bytes"
          }
        ]
      },
      {
        "name": "issuerSignature",
        "type": "bytes"
      },
      {
        "name": "authorization",
        "type": "tuple",
        "components": [
          {
            "name": "to",
            "type": "address"
          },
          {
            "name": "actionDigest",
            "type": "bytes32"
          },
          {
            "name": "chainId",
            "type": "uint256"
          },
          {
            "name": "verifyingContract",
            "type": "address"
          },
          {
            "name": "deadline",
            "type": "uint256"
          }
        ]
      },
      {
        "name": "recipientSignature",
        "type": "bytes"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "address"
      }
    ]
  },
  {
    "type": "function",
    "name": "redeem",
    "stateMutability": "payable",
    "inputs": [
      {
        "name": "redemption",
        "type": "tuple",
        "components": [
          {
            "name": "issuer",
            "type": "address"
          },
          {
            "name": "loyaltyId",
            "type": "bytes32"
          },
          {
            "name": "amount",
            "type": "uint256"
          },
          {
            "name": "expiresAt",
            "type": "uint256"
          },
          {
            "name": "deadline",
            "type": "uint256"
          },
          {
            "name": "nonce",
            "type": "bytes32"
          },
          {
            "name": "chainId",
            "type": "uint256"
          },
          {
            "name": "verifyingContract",
            "type": "address"
          },
          {
            "name": "operationHash",
            "type": "bytes32"
          },
          {
            "name": "data",
            "type": "bytes"
          }
        ]
      },
      {
        "name": "issuerSignature",
        "type": "bytes"
      },
      {
        "name": "authorization",
        "type": "tuple",
        "components": [
          {
            "name": "from",
            "type": "address"
          },
          {
            "name": "actionDigest",
            "type": "bytes32"
          },
          {
            "name": "chainId",
            "type": "uint256"
          },
          {
            "name": "verifyingContract",
            "type": "address"
          },
          {
            "name": "deadline",
            "type": "uint256"
          }
        ]
      },
      {
        "name": "walletSignature",
        "type": "bytes"
      }
    ],
    "outputs": []
  }
]