WatchData Documentation
  • 📖Welcome to WatchData Docs
    • 🧩Features
      • ⛓️Blockchain API
      • ⚡Powered API
      • 🪙Price API
    • 💼What products are suitable for our solutions
  • 👋Introduction
    • 🛠️Quick start guide to WatchData!
    • 🤔Why Use WatchData?
    • 💡Supported chains
    • 🛑Error Reference
    • 🏗️Change Log (update)
  • 💎Powered API
    • 🔀Transfers
      • watch_getTransfers
      • watch_getTransfersByAddress
    • 💠Parity
      • parity_getBlockReceipts
    • 🌀Trace
      • trace_transaction
      • trace_block
    • ⏹️Blocks
      • watch_getBlockNumberByTimestamp
    • *️⃣Token API
      • watch_getTokenBalances
      • 🆕watch_getTokenMetadata
    • 🆒Stats
      • watch_getStatsByDay
  • 🕸️Blockchain API's
    • Ethereum API
      • eth_getBlockByHash
      • eth_getBlockByNumber
      • eth_getTransactionCount
      • eth_getTransactionByHash
      • eth_getTransactionReceipt
      • eth_getBlockTransactionCountByHash
      • eth_getBlockTransactionCountByNumber
      • eth_getTransactionByBlockHashAndIndex
      • eth_getTransactionByBlockNumberAndIndex
      • eth_getUncleCountByBlockHash
      • eth_getUncleCountByBlockNumber
      • eth_getLogs
      • eth_call
      • eth_chainId
      • eth_estimateGas
      • eth_gasPrice
      • eth_getBalance
      • eth_getCode
      • net_version
      • eth_getStorageAt
      • eth_sendRawTransaction
      • eth_blockNumber
    • ♨️Polygon API
      • eth_blockNumber - Polygon
      • eth_getBlockByHash - Polygon
      • eth_getBlockByNumber - Polygon
      • eth_getTransactionByHash - Polygon
      • eth_getTransactionCount - Polygon
      • eth_getTransactionReceipt -Polygon
      • eth_getBlockTransactionCountByHash - Polygon
      • eth_getBlockTransactionCountByNumber - Polygon
      • eth_getTransactionByBlockHashAndIndex - Polygon
      • eth_getTransactionByBlockNumberAndIndex - Polygon
      • eth_getUncleCountByBlockHash - Polygon
      • eth_getUncleCountByBlockNumber - Polygon
      • eth_getLogs - Polygon
      • eth_call - Polygon
      • eth_chainId - Polygon
      • eth_estimateGas - Polygon
      • eth_gasPrice - Polygon
      • eth_getBalance - Polygon
      • eth_getCode - Polygon
      • net_version - Polygon
      • eth_getStorageAt - Polygon
      • eth_sendRawTransaction - Polygon
    • Binance Smart Chain API
      • eth_blockNumber (BSC)
      • eth_getBlockByHash (BSC)
      • eth_getBlockByNumber (BSC)
      • eth_getTransactionCount (BSC)
      • eth_getTransactionByHash (BSC)
      • eth_getTransactionReceipt (BSC)
      • eth_getBlockTransactionCountByHash (BSC)
      • eth_getBlockTransactionCountByNumber (BSC)
      • eth_getTransactionByBlockHashAndIndex (BSC)
      • eth_getTransactionByBlockNumberAndIndex (BSC)
      • eth_getUncleCountByBlockHash (BSC)
      • eth_getUncleCountByBlockNumber (BSC)
      • eth_getLogs (BSC)
      • eth_call (BSC)
      • eth_chainId (BSC)
      • eth_estimateGas (BSC)
      • eth_gasPrice (BSC)
      • eth_getBalance (BSC)
      • eth_getCode (BSC)
      • net_version (BSC)
      • eth_getStorageAt (BSC)
      • eth_sendRawTransaction (BSC)
    • Tron API
      • Full Node API Overview
      • Address Utilities
        • CreateAddress
        • GenerateAddress
        • ValidateAddress
      • Transactions
        • CreateTransaction
        • EasyTransferByPrivate
        • EasyTransfer
        • BroadcastHex
        • BroadcastTransaction
      • Accounts
        • AccountPermissionUpdate
        • UpdateAccount
        • GetAccount
        • CreateAccount
      • Account Resources
        • GetAccountNet
        • GetAccountResource
        • UnfreezeBalance
        • FreezeBalance
        • GetDelegatedResource
        • GetDelegatedResourceAccountIndex
      • Query The Network
        • GetBlockByNum
        • GetBlockById
        • GetBlockByLatestNum
        • GetBlockByLimitNext
        • GetNowBlock
        • GetTransactionById
        • GetTransactionInfoById
        • GetTransactionInfoByBlockNum
        • GetNodeInfo
        • GetChainParameters
      • TRC 10 Token
        • GetAssetIssueByAccount
        • GetAssetIssueById
        • GetAssetIssueList
        • GetPaginatedAssetIssueList
        • TransferAsset
        • CreateAssetIssue
        • ParticipateAssetIssue
        • UnfreezeAsset
        • UpdateAsset
        • EasyTransferAsset
        • EasyTransferAssetByPrivate
      • Smart Contracts
        • GetContract
        • TriggerSmartContract
        • TriggerConstantContract
        • DeployContract
        • UpdateSetting
        • UpdateEnergyLimit
        • ClearAbi
      • TRONZ Shielded Smart Contract
        • GetSpendingKey
        • GetExpandedSpendingKey
        • GetAkFromAsk
        • GetNkFromNsk
        • GetIncomingViewingKey
        • GetDiversifier
        • GetZenPaymentAddress
        • GetNewShieldedAddress
        • CreateShieldedContractParameters
        • CreateSpendAuthSig
        • GetTriggerInputForShieldedTrc20Contract
        • ScanShieldedTrc20NotesByIvk
        • ScanShieldedTrc20NotesByOvk
        • IsShieldedTrc20ContractNoteSpent
      • Voting & SRs
        • ListWitnesses
        • CreateWitness
        • UpdateWitness
        • GetBrokerage
        • UpdateBrokerage
        • VoteWitnessAccount
        • GetReward
        • WithdrawBalance
        • GetNextMaintenanceTime
      • Proposals
        • ListProposals
        • GetProposalById
        • ProposalCreate
        • ProposalApprove
        • ProposalDelete
      • DEX Exchange
        • ListExchanges
        • GetExchangeById
        • ExchangeCreate
        • ExchangeInject
        • ExchangeWithdraw
        • ExchangeTransaction
      • Pending Pool
        • GetTransactionListFromPending
        • GetTransactionFromPending
        • GetPendingSize
    • Bitcoin API
      • Blockchain RPCs
        • getbestblockhash
        • getblock
        • getblockchaininfo
        • getblockcount
        • getblockhash
        • getblockheader
        • getblockstats
        • getchaintips
        • getchaintxstats
        • getdifficulty
        • getmempoolancestors
        • getmempooldescendants
        • getmempoolentry
        • getmempoolinfo
        • getrawmempool
        • gettxout
        • gettxoutproof
      • Rawtransactions RPCs
        • analyzepsbt
        • combinepsbt
        • combinerawtransaction
        • converttopsbt
        • createpsbt
        • createrawtransaction
        • decodepsbt
        • decoderawtransaction
        • decodescript
        • finalizepsbt
        • fundrawtransaction
        • getrawtransaction
        • joinpsbts
        • sendrawtransaction
        • testmempoolaccept
        • utxoupdatepsbt
  • 🪙Price API
    • Price API
      • All tickers
      • Current price
  • ⛓️Web3
    • Web3 SDK
      • Web3.js
      • Web3.py
      • Ethers.js
      • Ethereum.rb
  • 🗺️Tutorials and Guides
    • How to guides
      • How Getting Ethereum Account Balance and Transactions
      • How do I add WatchData to MetaMask?
      • How can i Get stats by Day
      • How to get the balance of an ERC-20 token
      • How can i get transfers using watch_getTransfersByAddress?
    • WatchData Price API and how it works?
    • How eth_getLogs works?
  • 🗃️Resources
    • Pricing and Limits
      • Watch Units
    • FAQ
      • General
      • Pricing
      • Privacy
    • Support
    • Community
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  1. Web3

Web3 SDK

Libraries and frameworks greatly simplify and speed up the development process

PreviousCurrent priceNextWeb3.js

Last updated 3 years ago

Use web3 SDK's to connect with blockchains, send and sign transactions, and more.

At the moment, only sets of methods described in are available from API interfaces, when working through WatchData node, and we are actively working on adding new methods.

⛓️
Ethereum API documentation
Web3.js
Web3.py
Ethers.js
Ethereum.rb