zkSync

/getbalance

Get the balance or number of the given token in the requested public address.

GET https://api.expand.network/chain/getbalance

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL
chainId*	String	Refer to the Chain ID page for details.
chainSymbol	String	Refer to the Chain ID page for details.
blockNumber	String	Block number for which the balance needs to be retrieved. By default, it will pick the latest block number when not specified.
address*	String	The public address to get the balance of.
tokenAddress	String	The address of token to get the balance of.

Name

Type

Description

rpc

String

Remote procedural call URL

chainId*

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

blockNumber

String

Block number for which the balance needs to be retrieved.

By default, it will pick the latest block number when not specified.

address*

String

The public address to get the balance of.

tokenAddress

String

The address of token to get the balance of.

https://api.expand.network/chain/getbalance?chainId=8453&blockNumber=15351657&address=0x20FE51A9229EEf2cF8Ad9E89d91CAb9312cF3b7A&tokenAddress=0x833589fcd6edb6e08f4c7c32d4f71b54bda02913

{
    "status": 200,
    "msg": "success",
    "data": {
        "balance": "813181696033"
    }
}

/getblock

Get details of a block.

GET https://historicallp.api.expand.network/chain/getblock

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
chainId*	String	Refer to the Chain ID page for details.
chainSymbol	String	Refer to the Chain ID page for details.
blockNumber*	String	The block number or block hash.

Name

Type

Description

rpc

String

Remote procedural call URL.

chainId*

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

blockNumber*

String

The block number or block hash.

https://historicallp.api.expand.network/chain/getblock?blockNumber=696293&chainId=324

{
  "status": 200,
  "msg": "success",
  "data": {
    "baseFeePerGas": 250000000,
    "difficulty": "0",
    "extraData": "0x",
    "gasLimit": 4294967295,
    "gasUsed": 3273403,
    "hash": "0x978dd7094735b8621254f26a875f020413ef7a498ad5dce79ab322bf5c4e5313",
    "l1BatchNumber": "0x1c05",
    "l1BatchTimestamp": "0x642a40e5",
    "logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
    "miner": "0x0000000000000000000000000000000000000000",
    "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "nonce": "0x0000000000000000",
    "number": 696293,
    "parentHash": "0x0019d93c7755306ee4861d6e203fe3bf754fab46c24d74f9a700a46b236c023f",
    "receiptsRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "sealFields": [],
    "size": 0,
    "timestamp": 1680490794,
    "totalDifficulty": "0",
    "transactions": [
      {
        "chainId": "324",
        "hash": "0x638118f1c0ee1ec486d54e3928839380cac1c32952b9938c6ce83ec068bb4552",
        "transactionStatus": true,
        "blockNumber": "696293",
        "timestamp": null,
        "from": "0x4a16466fCE63B2c79e562A35Dad32E9F3cAEF90d",
        "to": "0xD0eA21ba66B67bE636De1EC4bd9696EB8C61e9AA",
        "value": "0",
        "transactionFees": "107598250000000",
        "gas": "764969",
        "gasPrice": "250000000",
        "input": "0x095ea7b30000000000000000000000002da10a1e27bf85cedd8ffb1abbe97e53391c02950000000000000000000000000000000000000000000000001bc16d674ec80000",
        "nonce": 4,
        "type": null,
        "network": null,
        "v": "0x2ab",
        "r": "0x5e405172ff1cbf5b4af2595c15f67e79c7049efd3f990611950c511a10494468",
        "s": "0x78ca1efdb6e3cce11267a9d17de75aee293da3f0406396f3d08a8fc4c2345b8a",
        "yParity": null,
        "transactionIndex": null,
        "accessList": null,
        "maxFeePerGas": "260000000",
        "maxPriorityFeePerGas": "260000000",
        "logs": []
      }
    ],
    "transactionsRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "uncles": []
  }
}

/getgasprice

Get the current gas price from the network.

GET https://api.expand.network/chain/getgasprice

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
chainId*	String	Refer to the Chain ID page for details.
chainSymbol	String	Refer to the Chain ID page for details.

Name

Type

Description

rpc

String

Remote procedural call URL.

chainId*

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

https://api.expand.network/chain/getgasprice?chainId=324

{
    "status": 200,
    "msg": "success",
    "data": {
        "gasPrice": "100000000"
    }
}

/getstorage

Get data stored in the given slot.

GET https://api.expand.network/chain/getstorage

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
chainId*	String	Refer to the Chain ID page for details.
chainSymbol	String	Refer to the Chain ID page for details.
address*	String	Contract address whose storage is needed.
index	String	Slot index on the smart contract. By default, it is taken as 0.

Name

Type

Description

rpc

String

Remote procedural call URL.

chainId*

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

address*

String

Contract address whose storage is needed.

index

String

Slot index on the smart contract. By default, it is taken as 0.

https://api.expand.network/chain/getstorage?address=0x32Fd44bB869620C0EF993754c8a00Be67C464806&chainId=324&index=0

{
    "status": 200,
    "msg": "success",
    "data": {
        "data": "0x0000000000000000000000000000000000000000000000000000000000000001"
    }
}

/gettransaction

Get details of a transaction.

GET https://api.expand.network/chain/gettransaction

Query Parameters

Name	Type	Description
rpc	String	Remote procedural call URL.
chainId*	String	Refer to the Chain ID page for details.
chainSymbol	String	Refer to the Chain ID page for details.
transactionHash*	String	The transaction hash.

Name

Type

Description

rpc

String

Remote procedural call URL.

chainId*

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

transactionHash*

String

The transaction hash.

https://api.expand.network/chain/gettransaction?chainId=324&transactionHash=0xe43b77386a5e5bdffaa62b347044cfd28b71947b6c9869046a1df644a3b83bb0

{
  "status": 200,
  "msg": "success",
  "data": {
    "chainId": "324",
    "hash": "0xe43b77386a5e5bdffaa62b347044cfd28b71947b6c9869046a1df644a3b83bb0",
    "transactionStatus": true,
    "blockNumber": "26972503",
    "timestamp": null,
    "from": "0xBf1C2eD425398FD04ecf319BEbd39EC487eEFeDF",
    "to": "0x3355df6D4c9C3035724Fd0e3914dE96A5a83aaf4",
    "value": "0",
    "transactionFees": "47253200000000",
    "gas": "1056669",
    "gasPrice": "100000000",
    "input": "0x095ea7b3000000000000000000000000f8b59f3c3ab33200ec80a8a58b2aa5f5d2a8944cffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
    "nonce": 50,
    "type": 2,
    "network": null,
    "v": "0x0",
    "r": "0x45f3755db709c047dd9305f891fb44903f1dd6cf7a18747202d97a1b6a07e6bd",
    "s": "0x14f97115c291f73c75ea7d4f5b8d2019fcb33e934c65ab193929075591abc83d",
    "yParity": null,
    "transactionIndex": 25,
    "accessList": null,
    "maxFeePerGas": "135000000",
    "maxPriorityFeePerGas": "0",
    "logs": [
      {
        "address": "0x000000000000000000000000000000000000800A",
        "blockHash": "0x01f0e4321958ad440ccc627214933209614abac4f5534a8f15a13a2a92f97037",
        "blockNumber": 26972503,
        "data": "0x000000000000000000000000000000000000000000000000000081bd5d5a48c0",
        "l1BatchNumber": "0x6b911",
        "logIndex": 136,
        "logType": null,
        "removed": false,
        "topics": [
          "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
          "0x000000000000000000000000bf1c2ed425398fd04ecf319bebd39ec487eefedf",
          "0x0000000000000000000000000000000000000000000000000000000000008001"
        ],
        "transactionHash": "0xe43b77386a5e5bdffaa62b347044cfd28b71947b6c9869046a1df644a3b83bb0",
        "transactionIndex": 25,
        "transactionLogIndex": "0x0",
        "id": "log_d7912a52"
      },
      {
        "address": "0x000000000000000000000000000000000000800A",
        "blockHash": "0x01f0e4321958ad440ccc627214933209614abac4f5534a8f15a13a2a92f97037",
        "blockNumber": 26972503,
        "data": "0x000000000000000000000000000000000000000000000000000021a2df504bc0",
        "l1BatchNumber": "0x6b911",
        "logIndex": 137,
        "logType": null,
        "removed": false,
        "topics": [
          "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
          "0x0000000000000000000000000000000000000000000000000000000000008001",
          "0x000000000000000000000000bf1c2ed425398fd04ecf319bebd39ec487eefedf"
        ],
        "transactionHash": "0xe43b77386a5e5bdffaa62b347044cfd28b71947b6c9869046a1df644a3b83bb0",
        "transactionIndex": 25,
        "transactionLogIndex": "0x1",
        "id": "log_66ae4e73"
      },
      {
        "address": "0x3355df6D4c9C3035724Fd0e3914dE96A5a83aaf4",
        "blockHash": "0x01f0e4321958ad440ccc627214933209614abac4f5534a8f15a13a2a92f97037",
        "blockNumber": 26972503,
        "data": "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
        "l1BatchNumber": "0x6b911",
        "logIndex": 138,
        "logType": null,
        "removed": false,
        "topics": [
          "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925",
          "0x000000000000000000000000bf1c2ed425398fd04ecf319bebd39ec487eefedf",
          "0x000000000000000000000000f8b59f3c3ab33200ec80a8a58b2aa5f5d2a8944c"
        ],
        "transactionHash": "0xe43b77386a5e5bdffaa62b347044cfd28b71947b6c9869046a1df644a3b83bb0",
        "transactionIndex": 25,
        "transactionLogIndex": "0x2",
        "id": "log_e96517f9"
      },
      {
        "address": "0x000000000000000000000000000000000000800A",
        "blockHash": "0x01f0e4321958ad440ccc627214933209614abac4f5534a8f15a13a2a92f97037",
        "blockNumber": 26972503,
        "data": "0x000000000000000000000000000000000000000000000000000035207fd6a900",
        "l1BatchNumber": "0x6b911",
        "logIndex": 139,
        "logType": null,
        "removed": false,
        "topics": [
          "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
          "0x0000000000000000000000000000000000000000000000000000000000008001",
          "0x000000000000000000000000bf1c2ed425398fd04ecf319bebd39ec487eefedf"
        ],
        "transactionHash": "0xe43b77386a5e5bdffaa62b347044cfd28b71947b6c9869046a1df644a3b83bb0",
        "transactionIndex": 25,
        "transactionLogIndex": "0x3",
        "id": "log_350928fb"
      }
    ]
  }
}

/sendtransaction

Send transaction on the chain.

POST https://api.expand.network/chain/sendtransaction

Request Body

Name	Type	Description
rpc	String	Remote procedural call URL.
chainId*	String	Refer to the Chain ID page for details.
chainSymbol	String	Refer to the Chain ID page for details.
rawTransaction*	String	The encoded transaction, obtained from the signed transaction.

Name

Type

Description

rpc

String

Remote procedural call URL.

chainId*

String

Refer to the Chain ID page for details.

chainSymbol

String

Refer to the Chain ID page for details.

rawTransaction*

String

The encoded transaction, obtained from the signed transaction.

{
    "rawTransaction": "0xf86d0d8405f5e100830927c0946fb447ae94f5180254d436a693907a1f5769690087038d7ea4c680008082027ba0d73a953d53eb64f90c7c91273df70074021ec9d6aa2280ba53527086a5d45f65a0273ee55497b2374af9b244af11a2e5a02f94137385fac51ef51f21908a18ca57",
    "chainId": "324"
}

{
    "status": 200,
    "msg": "success",
    "data": {
        "chainId": "324",
        "transactionHash": "0x7d987e52e0b106a2171919775970089b052857046fbf32137c8c445f10d6d69f" 
    }
}

/decodetransaction

Get the decoded transaction for the provided raw transaction.

POST https://api.expand.network/chain/decodetransaction

Request Body

Name	Type	Description
chainId	String	Refer to the Chain ID page for details. By default, Ethereum.
chainSymbol	String	Refer to the Chain ID page for details.
rawTransaction*	String	The raw transaction to be given for decoding.

Name

Type

Description

chainId

String

Refer to the Chain ID page for details. By default, Ethereum.

chainSymbol

String

Refer to the Chain ID page for details.

rawTransaction*

String

The raw transaction to be given for decoding.

{
    "rawTransaction": "0xf86d808405f5e100830927c0946fb447ae94f5180254d436a693907a1f5769690087038d7ea4c68000808202aca0535316a857d5c6f59ee228509cf9eb638905250548c7a7effcc6ebff22bca4dea012a9859bf2f663521c9832f1d118de7d548e119b5d9b07ff6d6d349025b3f8b2"
}

{
    "status": 200,
    "msg": "success",
    "data": {
        "parsedTx": {
            "nonce": 0,
            "gasPrice": {
                "type": "BigNumber",
                "hex": "0x05f5e100"
            },
            "gasLimit": {
                "type": "BigNumber",
                "hex": "0x0927c0"
            },
            "to": "0x6Fb447Ae94F5180254D436A693907a1f57696900",
            "value": {
                "type": "BigNumber",
                "hex": "0x038d7ea4c68000"
            },
            "data": "0x",
            "chainId": 324,
            "v": 684,
            "r": "0x535316a857d5c6f59ee228509cf9eb638905250548c7a7effcc6ebff22bca4de",
            "s": "0x12a9859bf2f663521c9832f1d118de7d548e119b5d9b07ff6d6d349025b3f8b2",
            "from": "0x56D2208EfD27Fe9C67e3879DeBCe35833B9D4cC7",
            "hash": "0x90521267c0d1e6f72398e1bc1d45552415145126656a385c07494c56832ea3c9",
            "type": null
        },
        "assetChanges": {
            "from": "0x56D2208EfD27Fe9C67e3879DeBCe35833B9D4cC7",
            "to": "0x6Fb447Ae94F5180254D436A693907a1f57696900",
            "value": {
                "type": "BigNumber",
                "hex": "0x038d7ea4c68000"
            }
        }
    }
}

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