Is type of Lovelace string?

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I received a numeric value in response for a field defined with type Lovelace

query

query keyNetworkInfo {    genesis {    alonzo {    lovelacePerUTxOWord    executionPrices {    prMem {    denominator    numerator    }    prSteps {    denominator    numerator    }    }    maxTxExUnits {    exUnitsMem    exUnitsSteps    }    maxBlockExUnits {    exUnitsMem    exUnitsSteps    }    maxValueSize    collateralPercentage    maxCollateralInputs    }    byron {    blockVersionData {    scriptVersion    slotDuration    maxBlockSize    maxHeaderSize    maxProposalSize    maxTxSize    }    startTime    protocolConsts {    k    protocolMagic    }    }    shelley {    activeSlotsCoeff    epochLength    genDelegs    initialFunds    maxKESEvolutions    maxLovelaceSupply    networkId    networkMagic    protocolParams {    a0    decentralisationParam    eMax    extraEntropy    keyDeposit    maxBlockBodySize    maxBlockHeaderSize    maxTxSize    minFeeA    minFeeB    minPoolCost    minUTxOValue    nOpt    poolDeposit    protocolVersion    rho    tau    }    securityParam    slotLength    slotsPerKESPeriod    staking {    pools    stake    }    systemStart    updateQuorum    }    }   }

response

{
  "data": {
    "genesis": {
      "alonzo": {
        "lovelacePerUTxOWord": 34482,
        "executionPrices": {
          "prMem": {
            "denominator": 10000,
            "numerator": 577
          },
          "prSteps": {
            "denominator": 10000000,
            "numerator": 721
          }
        },
        "maxTxExUnits": {
          "exUnitsMem": 10000000,
          "exUnitsSteps": 10000000000
        },
        "maxBlockExUnits": {
          "exUnitsMem": 50000000,
          "exUnitsSteps": 40000000000
        },
        "maxValueSize": 5000,
        "collateralPercentage": 150,
        "maxCollateralInputs": 3
      },
      "byron": {
        "blockVersionData": {
          "scriptVersion": 0,
          "slotDuration": 20000,
          "maxBlockSize": 2000000,
          "maxHeaderSize": 2000000,
          "maxProposalSize": 700,
          "maxTxSize": 4096
        },
        "startTime": 1506203091,
        "protocolConsts": {
          "k": 2160,
          "protocolMagic": 764824073
        }
      },
      "shelley": {
        "activeSlotsCoeff": 0.05,
        "epochLength": 432000,
        "genDelegs": {
          "ad5463153dc3d24b9ff133e46136028bdc1edbb897f5a7cf1b37950c": {
            "delegate": "d9e5c76ad5ee778960804094a389f0b546b5c2b140a62f8ec43ea54d",
            "vrf": "64fa87e8b29a5b7bfbd6795677e3e878c505bc4a3649485d366b50abadec92d7"
          },
          "b9547b8a57656539a8d9bc42c008e38d9c8bd9c8adbb1e73ad529497": {
            "delegate": "855d6fc1e54274e331e34478eeac8d060b0b90c1f9e8a2b01167c048",
            "vrf": "66d5167a1f426bd1adcc8bbf4b88c280d38c148d135cb41e3f5a39f948ad7fcc"
          },
          "60baee25cbc90047e83fd01e1e57dc0b06d3d0cb150d0ab40bbfead1": {
            "delegate": "7f72a1826ae3b279782ab2bc582d0d2958de65bd86b2c4f82d8ba956",
            "vrf": "c0546d9aa5740afd569d3c2d9c412595cd60822bb6d9a4e8ce6c43d12bd0f674"
          },
          "f7b341c14cd58fca4195a9b278cce1ef402dc0e06deb77e543cd1757": {
            "delegate": "69ae12f9e45c0c9122356c8e624b1fbbed6c22a2e3b4358cf0cb5011",
            "vrf": "6394a632af51a32768a6f12dac3485d9c0712d0b54e3f389f355385762a478f2"
          },
          "162f94554ac8c225383a2248c245659eda870eaa82d0ef25fc7dcd82": {
            "delegate": "4485708022839a7b9b8b639a939c85ec0ed6999b5b6dc651b03c43f6",
            "vrf": "aba81e764b71006c515986bf7b37a72fbb5554f78e6775f08e384dbd572a4b32"
          },
          "2075a095b3c844a29c24317a94a643ab8e22d54a3a3a72a420260af6": {
            "delegate": "6535db26347283990a252313a7903a45e3526ec25ddba381c071b25b",
            "vrf": "fcaca997b8105bd860876348fc2c6e68b13607f9bbd23515cd2193b555d267af"
          },
          "268cfc0b89e910ead22e0ade91493d8212f53f3e2164b2e4bef0819b": {
            "delegate": "1d4f2e1fda43070d71bb22a5522f86943c7c18aeb4fa47a362c27e23",
            "vrf": "63ef48bc5355f3e7973100c371d6a095251c80ceb40559f4750aa7014a6fb6db"
          }
        },
        "initialFunds": {},
        "maxKESEvolutions": 62,
        "maxLovelaceSupply": "45000000000000000",
        "networkId": "Mainnet",
        "networkMagic": 764824073,
        "protocolParams": {
          "a0": 0.3,
          "decentralisationParam": 1,
          "eMax": 18,
          "extraEntropy": {
            "tag": "NeutralNonce"
          },
          "keyDeposit": 2000000,
          "maxBlockBodySize": 65536,
          "maxBlockHeaderSize": 1100,
          "maxTxSize": 16384,
          "minFeeA": 44,
          "minFeeB": 155381,
          "minPoolCost": 340000000,
          "minUTxOValue": 1000000,
          "nOpt": 150,
          "poolDeposit": 500000000,
          "protocolVersion": {
            "minor": 0,
            "major": 2
          },
          "rho": 0.003,
          "tau": 0.2
        },
        "securityParam": 2160,
        "slotLength": 1,
        "slotsPerKESPeriod": 129600,
        "staking": null,
        "systemStart": "2017-09-23T21:44:51Z",
        "updateQuorum": 5
      }
    }
  }
}

Is this right ? Should I assume that any type will be returned?

https://input-output-hk.github.io/cardano-graphql/

cardano-foundation / cardano-graphql

Is type of Lovelace string? #817

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