curl --request POST \
  --url https://tonapi.io/v2/message/decode \
  --header 'Content-Type: application/json' \
  --data '
{
  "boc": "<string>"
}
'

{
  "destination": {
    "address": "0:10C1073837B93FDAAD594284CE8B8EFF7B9CF25427440EB2FC682762E1471365",
    "is_scam": true,
    "is_wallet": true,
    "name": "Ton foundation",
    "icon": "https://ton.org/logo.png"
  },
  "destination_wallet_version": "v3R2",
  "ext_in_msg_decoded": {
    "wallet_v3": {
      "subwallet_id": 1,
      "valid_until": 1,
      "seqno": 1,
      "raw_messages": [
        {
          "message": {
            "boc": "<string>",
            "decoded_op_name": "nft_transfer",
            "op_code": "0xdeadbeaf",
            "decoded_body": "<unknown>"
          },
          "mode": 2
        }
      ]
    },
    "wallet_v4": {
      "subwallet_id": 1,
      "valid_until": 1,
      "seqno": 1,
      "op": 1,
      "raw_messages": [
        {
          "message": {
            "boc": "<string>",
            "decoded_op_name": "nft_transfer",
            "op_code": "0xdeadbeaf",
            "decoded_body": "<unknown>"
          },
          "mode": 2
        }
      ]
    },
    "wallet_v5": {
      "valid_until": 1,
      "raw_messages": [
        {
          "message": {
            "boc": "<string>",
            "decoded_op_name": "nft_transfer",
            "op_code": "0xdeadbeaf",
            "decoded_body": "<unknown>"
          },
          "mode": 2
        }
      ]
    },
    "wallet_highload_v2": {
      "subwallet_id": 1,
      "bounded_query_id": "34254528475294857",
      "raw_messages": [
        {
          "message": {
            "boc": "<string>",
            "decoded_op_name": "nft_transfer",
            "op_code": "0xdeadbeaf",
            "decoded_body": "<unknown>"
          },
          "mode": 2
        }
      ]
    }
  }
}

{
  "error": "<string>",
  "error_code": 123
}