- What's New
- Service Overview
- Getting Started
- User Guide
- User Guide (Staking Nodes)
-
Developer Guide
-
Ethereum Node Engine
- Introduction
- JSON-RPC API Request Examples
- Application Development
- Smart Contract Development
-
Ethereum APIs
- Dedicated Edition
-
Shared Edition
- eth_blocknumber
- eth_getBlockByNumber
- eth_getUncleByBlockNumberAndIndex
- eth_getUncleByBlockHashAndIndex
- eth_getUncleCountByBlockNumber
- eth_getUncleCountByBlockHash
- eth_getBlockByHash
- eth_getTransactionByHash
- eth_getTransactionCount
- eth_getTransactionByBlockHashAndIndex
- eth_getTransactionByBlockNumberAndIndex
- eth_getBlockTransactionCountByHash
- eth_getBlockTransactionCountByNumber
- eth_getTransactionReceipt
- eth_sendRawTransaction
- eth_call
- eth_createAccessList
- eth_estimateGas
- eth_feeHistory
- eth_maxPriorityFeePerGas
- eth_gasPrice
- eth_getBalance
- eth_subscribe
- eth_unsubscribe
- eth_getStorageAt
- eth_getCode
- eth_getProof
- eth_getLogs
- eth_getFilterChanges
- eth_getFilterLogs
- eth_newBlockFilter
- eth_newFilter
- eth_newPendingTransactionFilter
- eth_uninstallFilter
- eth_chainId
- web3_sha3
- web3_clientVersion
- net_version
- net_listening
- TRON Node Engine
-
Polygon PoS
- Polygon PoS Introduction
- HTTP Request Examples
- WebSocket Request Examples
-
Polygon PoS APIs
- Dedicated Edition
-
Shared Edition
-
Ethereum JSON-RPC APIs
- eth_blocknumber
- eth_getBlockByNumber
- eth_getUncleByBlockNumberAndIndex
- eth_getUncleByBlockHashAndIndex
- eth_getUncleCountByBlockNumber
- eth_getUncleCountByBlockHash
- eth_getBlockByHash
- eth_getTransactionByHash
- eth_getTransactionCount
- eth_getTransactionByBlockHashAndIndex
- eth_getTransactionByBlockNumberAndIndex
- eth_getBlockTransactionCountByHash
- eth_getBlockTransactionCountByNumber
- eth_getTransactionReceiptsByBlock
- eth_getTransactionReceipt
- eth_sendRawTransaction
- eth_call
- eth_createAccessList
- eth_estimateGas
- eth_feeHistory
- eth_maxPriorityFeePerGas
- eth_gasPrice
- eth_getBalance
- eth_getRootHash
- eth_subscribe
- eth_unsubscribe
- eth_getStorageAt
- eth_accounts
- eth_getCode
- eth_getProof
- eth_getLogs
- eth_getFilterChanges
- eth_getFilterLogs
- eth_newBlockFilter
- eth_newFilter
- eth_newPendingTransactionFilter
- eth_uninstallFilter
- eth_chainId
- web3_sha3
- web3_clientVersion
- Polygon JSON-RPC APIs
-
Ethereum JSON-RPC APIs
-
Arbitrum
- Arbitrum Introduction
- HTTP Request Examples
- WebSocket Request Examples
-
Arbitrum APIs
-
Shared Edition
-
Ethereum JSON-RPC APIs
- eth_blocknumber
- eth_getBlockByNumber
- eth_getUncleByBlockNumberAndIndex
- eth_getUncleByBlockHashAndIndex
- eth_getUncleCountByBlockNumber
- eth_getUncleCountByBlockHash
- eth_getBlockByHash
- eth_getTransactionByHash
- eth_getTransactionCount
- eth_getTransactionByBlockHashAndIndex
- eth_getTransactionByBlockNumberAndIndex
- eth_getBlockTransactionCountByHash
- eth_getBlockTransactionCountByNumber
- eth_syncing
- eth_getTransactionReceipt
- eth_sendRawTransaction
- eth_call
- eth_createAccessList
- eth_estimateGas
- eth_feeHistory
- eth_maxPriorityFeePerGas
- eth_gasPrice
- eth_getBalance
- eth_subscribe
- eth_unsubscribe
- eth_getStorageAt
- eth_accounts
- eth_getCode
- eth_getProof
- eth_getLogs
- eth_getFilterChanges
- eth_getFilterLogs
- eth_newBlockFilter
- eth_newFilter
- eth_newPendingTransactionFilter
- eth_uninstallFilter
- eth_chainId
- web3_sha3
- web3_clientVersion
-
Ethereum JSON-RPC APIs
-
Shared Edition
-
BNB Smart Chain
- BNB Smart Chain Introduction
- HTTP Request Examples
- WebSocket Request Examples
-
BNB Smart Chain APIs
- Dedicated Edition
-
Shared Edition
- eth_blocknumber
- eth_getBlockByNumber
- eth_hashrate
- eth_getUncleCountByBlockNumber
- eth_getUncleCountByBlockHash
- eth_getBlockByHash
- eth_getTransactionByHash
- eth_getTransactionCount
- eth_getTransactionByBlockHashAndIndex
- eth_getTransactionByBlockNumberAndIndex
- eth_getBlockTransactionCountByHash
- eth_getBlockTransactionCountByNumber
- eth_syncing
- eth_getTransactionReceipt
- eth_sendRawTransaction
- eth_call
- eth_mining
- eth_estimateGas
- eth_feeHistory
- eth_maxPriorityFeePerGas
- eth_gasPrice
- eth_getBalance
- eth_subscribe
- eth_unsubscribe
- eth_getStorageAt
- eth_accounts
- eth_getCode
- eth_getProof
- eth_getLogs
- eth_getFilterChanges
- eth_getFilterLogs
- eth_newBlockFilter
- eth_newFilter
- eth_newPendingTransactionFilter
- eth_uninstallFilter
- eth_chainId
- web3_sha3
- web3_clientVersion
- txpool_status
- net_listening
- net_version
- Batch Requests
-
Ethereum Node Engine
- API Reference
-
FAQs
-
APIs
- How Do I Determine Whether Flow Control Is Triggered for an API?
- What Are the Flow Control Policies for Full Nodes?
- How Many Methods Can Be Included in a JSON-RPC Batch Request for the Dedicated Version?
- How Many WebSocket Connections Can Be Made Each Time?
- How Do I Use HTTP Endpoints and Authentication Credentials to Access Nodes?
- Staking Nodes
-
APIs
- General Reference
Show all
Blockchain Service
Web3 Node Engine Service (NES) is a blockchain node engine platform developed by Huawei Cloud. It simplifies blockchain network management, resource management, and authentication, while also providing developers with the ability to connect to mainstream blockchains like Ethereum. NES offers a stable, efficient, and secure infrastructure for Web3 services.
Progressive Knowledge
Web3 NES knowledge for users from beginner level to expert level
01
![](https://support.huaweicloud.com/intl/en-us/nes/files/6408a53924b4fe2ce61efbe2e6090785.jpg)
Understand
Learn the basics about Web3 NES.
Service Overview
03
![](https://support.huaweicloud.com/intl/en-us/nes/files/6408a53924b4fe2ce61efbe2e6090785.jpg)
API
Use these APIs to manage nodes on Web3 NES, for example, creating and deleting nodes.
02
![](https://support.huaweicloud.com/intl/en-us/nes/files/6408a53924b4fe2ce61efbe2e6090785.jpg)
Start
This section explains the quick process of accessing Web3 NES.
04
![](https://support.huaweicloud.com/intl/en-us/nes/files/6408a53924b4fe2ce61efbe2e6090785.jpg)
Use
Learn more about the management on networks, API keys, packages, and DApps in NES.
Network Management
Authentication Credential
Package Management
DApp Project Management
FAQs
Learn more about common issues and solutions.