Unicorn Ultra
  • Welcome to unicorn ultra — let’s build the future
  • Getting Started
    • Introduction
    • Environment Setup
    • Create an Account
    • Transfer U2U
    • Query Ledger Data
  • Tutorials
    • Smart Contracts
      • Deploy Your First Smart Contract
      • Deploy a Contract Using the Hedera Token Service
      • Send and Receive HBAR Using Solidity Smart Contracts
      • Create an HBAR Faucet App Using React and MetaMask
      • Deploy By Leveraging Ethereum Developer Tools On Hedera
      • Deploy a Smart Contract Using Hardhat
      • Deploy a Subgraph Using The Graph and JSON-RPC
      • How to Set Up Foundry to Test Smart Contracts on Hedera
      • Deploy Smart Contracts on Hedera Using Truffle
    • Consensus
      • Submit Your First Message
      • Submit Message to Private Topic
      • Query Messages with Mirror Node
    • Tokens
      • Create and Transfer Your First NFT
      • Create and Transfer Your First Fungible Token
      • Create and Transfer an NFT using a Solidity Contract
      • Structure Your Token Metadata Using JSON Schema V2
    • More Tutorials
      • How to Auto-Create Hedera Accounts with HBAR and Token Transfers
      • How to Configure a Mirror Node and Query Data
      • How to Generate a Random Number on Hedera
      • Get Started with the Hedera Consensus Service Fabric Plugin
        • Virtual Environment Setup
      • Schedule Your First Transaction
      • How to Connect to Hedera Networks Over RPC
        • Configuring Hashio RPC endpoints
        • Configuring Arkhia RPC endpoints
        • Configuring Hedera JSON-RPC Relay endpoints
    • Demo Applications
    • Starter Projects
  • Networks
    • Mainnet
      • Mainnet Accounts
      • Mainnet Consensus Nodes
        • Node Requirements
          • Reference Configuration
          • FAQ
      • Fees
        • Transaction Records
    • Testnets
      • Testnet Accounts
      • Testnet Consensus Nodes
    • Network Explorers and Tools
    • Release Notes
      • Hedera Services
      • Hedera Mirror Node
  • Core Concepts
    • Accounts
      • Account Creation
      • Auto Account Creation
      • Account Properties
    • Keys and Signatures
    • Scheduled Transaction
    • Smart Contracts
      • Hyperledger Besu EVM
      • Gas and Fees
      • Solidity Variables and Opcodes
      • Supported ERC Token Standards
      • Hedera Services Integration with Smart Contracts
      • JSON-RPC Relay
      • Hethers
      • Smart Contract Security
    • Staking
      • Staking Program
      • Stake HBAR
    • Hashgraph Consensus Algorithm
      • Gossip About Gossip
      • Virtual Voting
    • Transactions and Queries
    • State and History
    • Mirror Nodes
      • Hedera Mirror Node
      • One Click Mirror Node Deployment
      • Run Your Own Mirror Node
        • Run Your Own Mirror Node with Google Cloud Storage (GCS)
        • Run Your Mirror Node with Amazon Web Services S3 (AWS)
      • Hedera ETL
  • SDKs & APIs
    • SDKs
      • Build Your Hedera Client
      • Set Up Your Local Network
      • Network Address Book
      • Keys
        • Generate a new key pair
        • Import an existing key
        • Create a key list
        • Create a threshold key
        • Generate a mnemonic phrase
        • Recover keys from a mnemonic phrase
      • HBAR
      • Specialized Types
      • Pseudorandom Number Generator
      • Transactions
        • Transaction ID
        • Modify transaction fields
        • Create an unsigned transaction
        • Manually sign a transaction
        • Submit a transaction
        • Sign a multisignature transaction
        • Get a transaction receipt
        • Get a transaction record
      • Schedule Transaction
        • Schedule ID
        • Create a scheduled transaction
        • Sign a scheduled transaction
        • Delete a scheduled transaction
        • Get schedule info
        • Network Response Messages
        • Schedule FAQ
      • Queries
      • General Network Response Messages
      • Accounts and HBAR
        • Create an account
        • Update an account
        • Transfer cryptocurrency
        • Approve an allowance
        • Delete an allowance
        • Delete an account
        • Get account balance
        • Get account info
        • Network Response Messages
      • Consensus Service
        • Create a topic
        • Update a topic
        • Submit a message
        • Delete a topic
        • Get topic messages
        • Get topic info
        • Network Response
      • Token Service
        • Token ID
        • NFT ID
        • Token types
        • Create a token
        • Custom token fees
        • Update a token
        • Update token custom fees
        • Transfer tokens
        • Delete a token
        • Mint a token
        • Burn a token
        • Freeze an account
        • Unfreeze an account
        • Enable KYC account flag
        • Disable KYC account flag
        • Associate tokens to an account
        • Dissociate tokens from an account
        • Pause a token
        • Unpause a token
        • Wipe a token
        • Atomic swaps
        • Get account token balance
        • Get token info
        • Get NFT info
        • Network Response Messages
      • File Service
        • Create a file
        • Append to a file
        • Update a file
        • Delete a file
        • Get file contents
        • Get file info
        • Network Response Messages
      • Smart Contract Service
        • Delegate Contract ID
        • Create a smart contract
        • Update a smart contract
        • Delete a smart contract
        • Call a smart contract function
        • Ethereum transaction
        • Get a smart contract function
        • Get smart contract bytecode
        • Get smart contract info
        • Hedera Service Solidity Libraries
        • Network Response Messages
      • Signature Provider
        • Provider
        • Signer
        • Wallet
        • Local Provider
    • REST API
    • Hedera Consensus Service gRPC API
    • Hedera APIs
      • Basic Types
        • AccountAmount
        • AccountID
        • ContractID
        • CryptoAllowance
        • CurrentAndNextFeeSchedule
        • FeeComponents
        • FeeData
        • FeeSchedule
        • FileID
        • Fraction
        • HederaFunctionality
        • Key
        • KeyList
        • NftAllowance
        • NftTransfer
        • NodeAddress
        • NodeAddressBook
        • RealmID
        • ScheduleID
        • SemanticVersion
        • ServicesConfigurationList
        • ServiceEndpoint
        • Setting
        • ShardID
        • Signature
        • SignatureList
        • SignatureMap
        • SignaturePair
        • SubType
        • TransferList
        • TransactionID
        • ThresholdKey
        • ThresholdSignature
        • TokenAllowance
        • TokenBalance
        • TokenBalances
        • TokenFreezeStatus
        • TokenPauseStatus
        • TokenID
        • TokenKycStatus
        • TokenRelationship
        • TokenTransferList
        • TokenType
        • TokenSupplyType
        • TopicID
        • TransactionFeeSchedule
      • Cryptocurrency Accounts
        • CryptoService
        • CryptApproveAllowance
        • CryptoDeleteAllowance
        • CryptoCreate
        • CryptoTransfer
        • CryptoUpdate
        • CryptoDelete
        • CryptoGetAccountBalance
        • CryptoGetAccountRecords
        • CryptoGetInfo
        • CryptoGetStakers
      • Consensus Service
        • Consensus Service
        • ConsensusCreateTopic
        • ConsensusUpdateTopic
        • ConsensusSubmitMessage
        • ConsensusDeleteTopic
        • ConsensusTopicInfo
        • ConsensusGetTopicInfo
      • Schedule Service
        • ScheduleService
        • SchedulableTransactionBody
        • ScheduleCreate
        • ScheduleDelete
        • ScheduleSign
        • ScheduleGetInfo
      • Token Service
        • TokenService
        • CustomFees
          • AssessedCustomFee
          • CustomFee
          • FractionalFee
          • FixedFee
          • RoyaltyFee
        • TokenCreate
        • TokenUpdate
        • TokenFeeScheduleUpdate
        • TokenDelete
        • TokenMint
        • TokenBurn
        • TokenFreezeAccount
        • TokenUnfreezeAccount
        • TokenGrantKyc
        • TokenRevokeKyc
        • TokenAssociate
        • TokenDissociate
        • TokenWipeAccount
        • TokenPause
        • TokenUnpause
        • TokenGetInfo
        • TokenGetNftInfo
        • TokenGetNftInfos
        • TokenGetAccountNftInfo
      • File Service
        • FileService
        • FileCreate
        • FileAppend
        • FileUpdate
        • FileDelete
        • FileGetContents
        • FileGetInfo
      • Smart Contracts
        • SmartContractService
        • ContractCall
        • ContractCallLocal
        • ContractCreate
        • ContractUpdate
        • ContractDelete
        • ContractGetByteCode
        • ContractGetInfo
        • ContractGetRecords
      • Miscellaneous
        • Duration
        • ExchangeRate
        • Freeze
        • FreezeType
        • GetByKey
        • GetBySolidityID
        • NetworkGetVersionInfo
        • NetworkService
        • Query
        • QueryHeader
        • Response
        • ResponseCode
        • ResponseHeader
        • SystemDelete
        • SystemUndelete
        • TimeStamp
        • Transaction
        • TransactionBody
        • TransactionContents
        • TransactionGetFastRecord
        • TransactionGetReceipt
        • TransactionGetRecord
        • TransactionReceipt
        • TransactionRecord
        • TransactionResponse
        • UncheckedSubmit
    • Deprecated
      • SDKs (V1)
        • Build your Hedera client
        • Set-up Your Local Network
        • Network address book
        • Keys
          • Generate a new key pair
          • Import an existing key
          • Create a key list
          • Create a threshold key
          • Generate a mnemonic phrase
          • Recover keys from a mnemonic phrase
        • Hbars
        • Specialized Types
        • Pseudorandom Number Generator
        • Transactions
          • Transaction ID
          • Modify transaction fields
          • Create an unsigned transaction
          • Manually sign a transaction
          • Submit a transaction
          • Sign a multisignature transaction
          • Get a transaction receipt
          • Get a transaction record
        • Scheduled Transaction
          • Schedule ID
          • Create a scheduled transaction
          • Sign a scheduled transaction
          • Delete a scheduled transaction
          • Get schedule info
          • Network Response Messages
          • Schedule FAQ
        • Queries
        • General Network Response Messages
        • Accounts and hbar
          • Create an account
          • Update an Account
          • Transfer cryptocurrency
          • Approve an allowance
          • Delete an allowance
          • Delete an account
          • Get account balance
          • Get account info
          • Network Response Messages
        • Consensus Service
          • Create a topic
          • Update a topic
          • Submit a message
          • Delete a topic
          • Get topic messages
          • Get topic info
        • Token Service
          • Token ID
          • NFT ID
          • Token types
          • Create a token
          • Custom token fees
          • Update a token
          • Update token custom fees
          • Transfer tokens
          • Delete a token
          • Mint a token
          • Burn a token
          • Freeze an account
          • Unfreeze an account
          • Enable KYC account flag
          • Disable KYC account flag
          • Associate tokens to an account
          • Dissociate tokens from an account
          • Pause a token
          • Unpause a token
          • Wipe a token
          • Atomic swaps
          • Get account token balance
          • Get token info
          • Get NFT info
          • Network Response Messages
        • File Service
          • Create a file
          • Append to a file
          • Update a file
          • Delete a file
          • Get file contents
          • Get file info
          • Network Response Messages
  • Support & Community
    • Glossary
    • Discord
    • GitHub
    • Stack Overflow
    • Hedera Blog
    • Bug Bounty
    • Hedera Help
    • Meetups
    • Contributing Guide
    • Brand Guidelines
    • Status Page
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On this page
  1. SDKs & APIs
  2. Hedera APIs
  3. Miscellaneous

Query

Query

A single query, which is sent from the client to the node. This includes all possible queries. Each Query should not have more than 50 levels.

Field
Type
Description

query

one of:

getByKey

Get all entities associated with a given key

getBySolidityID

Get the IDs in the format used in transactions, given the format used in Solidity

contractCallLocal

Call a function of a smart contract instance

contractGetInfo

Get information about a smart contract instance

contractGetBytecode

Get bytecode used by a smart contract instance

ContractGetRecords

Get Records of the contract instance

cryptogetAccountBalance

Get the current balance in a cryptocurrency account

cryptoGetAccountRecords

Get all the records that currently exist for transactions involving an account

cryptoGetInfo

Get all information about an account

cryptoGetLiveHash

Get a single livehash from a single account (or null if it doesn't exist)

cryptoGetProxyStakers

Get all the accounts that proxy stake to a given account, and how much they proxy stake (not yet implemented in the current API)

fileGetContents

Get the contents of a file (the bytes stored in it)

fileGetInfo

Get information about a file, such as its expiration date

transactionGetReceipt

Get a receipt for a transaction (lasts 180 seconds)

transactionGetRecord

Get a record for a transaction (lasts 1 hour)

transactionGetFastRecord

Get a record for a transaction (lasts 180 seconds)

consensusGetTopicInfo

Get the parameters of and state of a consensus topic.

networkGetVersionInfo

Get the version of the network

tokenGetInfo

Get all information about a token

scheduleGetInfo

Get all information about a schedule entity

tokenGetAccountNftInfo

Get a list of NFTs associated with the account

tokenGetNftInfo

Get all information about a NFT

tokenGetNftInfos

Get a list of NFTs for the token

PreviousNetworkServiceNextQueryHeader

Last updated 1 year ago

GetByKeyQuery
GetBySolidityIDQuery
ContractCallLocalQuery
ContractGetInfoQuery
ContractGetBytecodeQuery
ContractGetRecordsQuery
CryptoGetAccountBalanceQuery
CryptoGetAccountRecordsQuery
CryptoGetInfoQuery
CryptoGetLiveHashQuery
CryptoGetStakersQuery
FileGetContentsQuery
FileGetInfoQuery
TransactionGetReceiptQuery
TransactionGetRecordQuery
TransactionGetFastRecordQuery
ConsensusGetTopicInfoQuery
NetworkGetVersionInfoQuery
TokenGetAccountNftInfoQuery
ScheduleGetInfoQuery
TokenGetNftInfoQuery
TokenGetNftInfosQuery
TokenGetInfoQuery