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# Bytes32 is a 32 byte binary string, represented as 0x-prefixed hexadecimal.
scalar Bytes32
# Address is a 20 byte Ethereum address, represented as 0x-prefixed hexadecimal.
scalar Address
# Bytes is an arbitrary length binary string, represented as 0x-prefixed hexadecimal.
# An empty byte string is represented as '0x'. Byte strings must have an even number of hexadecimal nybbles.
scalar Bytes
# BigInt is a large integer. Input is accepted as either a JSON number or as a string.
# Strings may be either decimal or 0x-prefixed hexadecimal. Output values are all
# 0x-prefixed hexadecimal.
scalar BigInt
# Long is a 64 bit unsigned integer.
scalar Long
schema {
query: Query
mutation: Mutation
}
# Account is an Ethereum account at a particular block.
type Account {
# Address is the address owning the account.
address: Address!
# Balance is the balance of the account, in wei.
balance: BigInt!
# TransactionCount is the number of transactions sent from this account,
# or in the case of a contract, the number of contracts created. Otherwise
# known as the nonce.
transactionCount: Long!
# Code contains the smart contract code for this account, if the account
# is a (non-self-destructed) contract.
code: Bytes!
# Storage provides access to the storage of a contract account, indexed
# by its 32 byte slot identifier.
storage(slot: Bytes32!): Bytes32!
}
# Log is an Ethereum event log.
type Log {
# Index is the index of this log in the block.
index: Int!
# Account is the account which generated this log - this will always
# be a contract account.
account(block: Long): Account!
# Topics is a list of 0-4 indexed topics for the log.
topics: [Bytes32!]!
# Data is unindexed data for this log.
data: Bytes!
# Transaction is the transaction that generated this log entry.
transaction: Transaction!
}
# Transaction is an Ethereum transaction.
type Transaction {
# Hash is the hash of this transaction.
hash: Bytes32!
# Nonce is the nonce of the account this transaction was generated with.
nonce: Long!
# Index is the index of this transaction in the parent block. This will
# be null if the transaction has not yet been mined.
index: Int
# From is the account that sent this transaction - this will always be
# an externally owned account.
from(block: Long): Account!
# To is the account the transaction was sent to. This is null for
# contract-creating transactions.
to(block: Long): Account
# Value is the value, in wei, sent along with this transaction.
value: BigInt!
# GasPrice is the price offered to miners for gas, in wei per unit.
gasPrice: BigInt!
# Gas is the maximum amount of gas this transaction can consume.
gas: Long!
# InputData is the data supplied to the target of the transaction.
inputData: Bytes!
# Block is the block this transaction was mined in. This will be null if
# the transaction has not yet been mined.
block: Block
# Status is the return status of the transaction. This will be 1 if the
# transaction succeeded, or 0 if it failed (due to a revert, or due to
# running out of gas). If the transaction has not yet been mined, this
# field will be null.
status: Long
# GasUsed is the amount of gas that was used processing this transaction.
# If the transaction has not yet been mined, this field will be null.
gasUsed: Long
# CumulativeGasUsed is the total gas used in the block up to and including
# this transaction. If the transaction has not yet been mined, this field
# will be null.
cumulativeGasUsed: Long
# CreatedContract is the account that was created by a contract creation
# transaction. If the transaction was not a contract creation transaction,
# or it has not yet been mined, this field will be null.
createdContract(block: Long): Account
# Logs is a list of log entries emitted by this transaction. If the
# transaction has not yet been mined, this field will be null.
logs: [Log!]
}
# BlockFilterCriteria encapsulates log filter criteria for a filter applied
# to a single block.
input BlockFilterCriteria {
# Addresses is list of addresses that are of interest. If this list is
# empty, results will not be filtered by address.
addresses: [Address!]
# Topics list restricts matches to particular event topics. Each event has a list
# of topics. Topics matches a prefix of that list. An empty element array matches any
# topic. Non-empty elements represent an alternative that matches any of the
# contained topics.
#
# Examples:
# - [] or nil matches any topic list
# - [[A]] matches topic A in first position
# - [[], [B]] matches any topic in first position, B in second position
# - [[A], [B]] matches topic A in first position, B in second position
# - [[A, B]], [C, D]] matches topic (A OR B) in first position, (C OR D) in second position
topics: [[Bytes32!]!]
}
# Block is an Ethereum block.
type Block {
# Number is the number of this block, starting at 0 for the genesis block.
number: Long!
# Hash is the block hash of this block.
hash: Bytes32!
# Parent is the parent block of this block.
parent: Block
# Nonce is the block nonce, an 8 byte sequence determined by the miner.
nonce: Bytes!
# TransactionsRoot is the keccak256 hash of the root of the trie of transactions in this block.
transactionsRoot: Bytes32!
# TransactionCount is the number of transactions in this block. if
# transactions are not available for this block, this field will be null.
transactionCount: Int
# StateRoot is the keccak256 hash of the state trie after this block was processed.
stateRoot: Bytes32!
# ReceiptsRoot is the keccak256 hash of the trie of transaction receipts in this block.
receiptsRoot: Bytes32!
# Miner is the account that mined this block.
miner(block: Long): Account!
# ExtraData is an arbitrary data field supplied by the miner.
extraData: Bytes!
# GasLimit is the maximum amount of gas that was available to transactions in this block.
gasLimit: Long!
# GasUsed is the amount of gas that was used executing transactions in this block.
gasUsed: Long!
# Timestamp is the unix timestamp at which this block was mined.
timestamp: BigInt!
# LogsBloom is a bloom filter that can be used to check if a block may
# contain log entries matching a filter.
logsBloom: Bytes!
# MixHash is the hash that was used as an input to the PoW process.
mixHash: Bytes32!
# Difficulty is a measure of the difficulty of mining this block.
difficulty: BigInt!
# TotalDifficulty is the sum of all difficulty values up to and including
# this block.
totalDifficulty: BigInt!
# OmmerCount is the number of ommers (AKA uncles) associated with this
# block. If ommers are unavailable, this field will be null.
ommerCount: Int
# Ommers is a list of ommer (AKA uncle) blocks associated with this block.
# If ommers are unavailable, this field will be null. Depending on your
# node, the transactions, transactionAt, transactionCount, ommers,
# ommerCount and ommerAt fields may not be available on any ommer blocks.
ommers: [Block]
# OmmerAt returns the ommer (AKA uncle) at the specified index. If ommers
# are unavailable, or the index is out of bounds, this field will be null.
ommerAt(index: Int!): Block
# OmmerHash is the keccak256 hash of all the ommers (AKA uncles)
# associated with this block.
ommerHash: Bytes32!
# Transactions is a list of transactions associated with this block. If
# transactions are unavailable for this block, this field will be null.
transactions: [Transaction!]
# TransactionAt returns the transaction at the specified index. If
# transactions are unavailable for this block, or if the index is out of
# bounds, this field will be null.
transactionAt(index: Int!): Transaction
# Logs returns a filtered set of logs from this block.
logs(filter: BlockFilterCriteria!): [Log!]!
# Account fetches an Ethereum account at the current block's state.
account(address: Address!): Account!
# Call executes a local call operation at the current block's state.
call(data: CallData!): CallResult
# EstimateGas estimates the amount of gas that will be required for
# successful execution of a transaction at the current block's state.
estimateGas(data: CallData!): Long!
}
# CallData represents the data associated with a local contract call.
# All fields are optional.
input CallData {
# From is the address making the call.
from: Address
# To is the address the call is sent to.
to: Address
# Gas is the amount of gas sent with the call.
gas: Long
# GasPrice is the price, in wei, offered for each unit of gas.
gasPrice: BigInt
# Value is the value, in wei, sent along with the call.
value: BigInt
# Data is the data sent to the callee.
data: Bytes
}
# CallResult is the result of a local call operation.
type CallResult {
# Data is the return data of the called contract.
data: Bytes!
# GasUsed is the amount of gas used by the call, after any refunds.
gasUsed: Long!
# Status is the result of the call - 1 for success or 0 for failure.
status: Long!
}
# FilterCriteria encapsulates log filter criteria for searching log entries.
input FilterCriteria {
# FromBlock is the block at which to start searching, inclusive. Defaults
# to the latest block if not supplied.
fromBlock: Long
# ToBlock is the block at which to stop searching, inclusive. Defaults
# to the latest block if not supplied.
toBlock: Long
# Addresses is a list of addresses that are of interest. If this list is
# empty, results will not be filtered by address.
addresses: [Address!]
# Topics list restricts matches to particular event topics. Each event has a list
# of topics. Topics matches a prefix of that list. An empty element array matches any
# topic. Non-empty elements represent an alternative that matches any of the
# contained topics.
#
# Examples:
# - [] or nil matches any topic list
# - [[A]] matches topic A in first position
# - [[], [B]] matches any topic in first position, B in second position
# - [[A], [B]] matches topic A in first position, B in second position
# - [[A, B]], [C, D]] matches topic (A OR B) in first position, (C OR D) in second position
topics: [[Bytes32!]!]
}
# SyncState contains the current synchronisation state of the client.
type SyncState{
# StartingBlock is the block number at which synchronisation started.
startingBlock: Long!
# CurrentBlock is the point at which synchronisation has presently reached.
currentBlock: Long!
# HighestBlock is the latest known block number.
highestBlock: Long!
# PulledStates is the number of state entries fetched so far, or null
# if this is not known or not relevant.
pulledStates: Long
# KnownStates is the number of states the node knows of so far, or null
# if this is not known or not relevant.
knownStates: Long
}
# Pending represents the current pending state.
type Pending {
# TransactionCount is the number of transactions in the pending state.
transactionCount: Int!
# Transactions is a list of transactions in the current pending state.
transactions: [Transaction!]
# Account fetches an Ethereum account for the pending state.
account(address: Address!): Account!
# Call executes a local call operation for the pending state.
call(data: CallData!): CallResult
# EstimateGas estimates the amount of gas that will be required for
# successful execution of a transaction for the pending state.
estimateGas(data: CallData!): Long!
}
type Query {
# Account fetches an Ethereum account at the specified block number.
# If blockNumber is not provided, it defaults to the most recent block.
account(address: Address!, blockNumber: Long): Account!
# Block fetches an Ethereum block by number or by hash. If neither is
# supplied, the most recent known block is returned.
block(number: Long, hash: Bytes32): Block!
# Blocks returns all the blocks between two numbers, inclusive. If
# to is not supplied, it defaults to the most recent known block.
blocks(from: Long!, to: Long): [Block!]!
# Pending returns the current pending state.
pending: Pending!
# Transaction returns a transaction specified by its hash.
transaction(hash: Bytes32!): Transaction
# Logs returns log entries matching the provided filter.
logs(filter: FilterCriteria!): [Log!]!
# GasPrice returns the node's estimate of a gas price sufficient to
# ensure a transaction is mined in a timely fashion.
gasPrice: BigInt!
# ProtocolVersion returns the current wire protocol version number.
protocolVersion: Int!
# Syncing returns information on the current synchronisation state.
syncing: SyncState
}
type Mutation {
# SendRawTransaction sends an RLP-encoded transaction to the network.
sendRawTransaction(data: Bytes!): Bytes32!
}
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