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Chain API (1.0.0)

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URL: https://eos.io License: MIT

OAS 3.0 Nodeop API Specification

get_account

Returns an object containing various details about a specific account on the blockchain.

Request Body schema: application/json

JSON Object with single member "account_name"

required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
Any of
string (NamePrivileged) ^(sysio[\.][a-z1-5]{1,6})([a-j]{1})?$

String representation of privileged SYSIO name type

Responses

Request samples

Content type
application/json
{
  • "account_name": "string"
}

Response samples

Content type
application/json
{
  • "account_name": "string",
  • "head_block_num": 0,
  • "head_block_time": "string",
  • "last_code_update": "string",
  • "created": "string",
  • "refund_request": {
    },
  • "ram_quota": "string",
  • "net_limit": {
    },
  • "cpu_limit": {
    },
  • "total_resources": {
    },
  • "core_liquid_balance": "string",
  • "self_delegated_bandwidth": {
    },
  • "net_weight": "string",
  • "cpu_weight": "string",
  • "ram_usage": "string",
  • "privileged": true,
  • "permissions": [
    ],
  • "voter_info": {
    }
}

get_block

Returns an object containing various details about a specific block on the blockchain.

Request Body schema: application/json
block_num_or_id
required
string

Provide a block number or a block id

Responses

Request samples

Content type
application/json
{
  • "block_num_or_id": "string"
}

Response samples

Content type
application/json
{
  • "timestamp": "string",
  • "producer": "string",
  • "confirmed": 0,
  • "previous": "string",
  • "transaction_mroot": "string",
  • "action_mroot": "string",
  • "schedule_version": 0,
  • "new_producers": {
    },
  • "header_extensions": [
    ],
  • "new_protocol_features": [
    ],
  • "producer_signature": "string",
  • "transactions": [
    ],
  • "block_extensions": [
    ],
  • "id": "string",
  • "block_num": 0,
  • "ref_block_prefix": 0
}

get_info

Returns an object containing various details about the blockchain.

Responses

Response samples

Content type
application/json
{
  • "server_version": "string",
  • "chain_id": "string",
  • "head_block_num": 0,
  • "head_block_id": "string",
  • "head_block_time": "string",
  • "head_block_producer": "string",
  • "last_irreversible_block_num": 0,
  • "last_irreversible_block_id": "string",
  • "virtual_block_cpu_limit": 0,
  • "virtual_block_net_limit": 0,
  • "block_cpu_limit": 0,
  • "block_net_limit": 0,
  • "server_version_string": "string",
  • "fork_db_head_block_num": 0,
  • "fork_db_head_block_id": "string"
}

push_transaction

This method expects a transaction in JSON format and will attempt to apply it to the blockchain.

Request Body schema: application/json
signatures
Array of strings (Signature) [^SIG_([RK]1|WA)_[1-9A-HJ-NP-Za-km-z]+$]

array of signatures required to authorize transaction

compression
boolean

Compression used, usually false

packed_context_free_data
string

json to hex

packed_trx
string

Transaction object json to hex

Responses

Request samples

Content type
application/json
{
  • "signatures": [
    ],
  • "compression": true,
  • "packed_context_free_data": "string",
  • "packed_trx": "string"
}

Response samples

Content type
application/json
null

send_transaction

This method expects a transaction in JSON format and will attempt to apply it to the blockchain.

Request Body schema: application/json
signatures
Array of strings (Signature) [^SIG_([RK]1|WA)_[1-9A-HJ-NP-Za-km-z]+$]

array of signatures required to authorize transaction

compression
boolean

Compression used, usually false

packed_context_free_data
string

json to hex

packed_trx
string

Transaction object json to hex

Responses

Request samples

Content type
application/json
{
  • "signatures": [
    ],
  • "compression": true,
  • "packed_context_free_data": "string",
  • "packed_trx": "string"
}

Response samples

Content type
application/json
null

push_transactions

This method expects a transaction in JSON format and will attempt to apply it to the blockchain.

Request Body schema: application/json
Array
expiration
required
string (DateTime) ^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}...

Time that transaction must be confirmed by.

ref_block_num
required
integer
ref_block_prefix
required
integer

32-bit portion of block ID

required
WholeNumber (string) or WholeNumber (integer) (WholeNumber)

A whole number

required
WholeNumber (string) or WholeNumber (integer) (WholeNumber)

A whole number

delay_sec
required
integer
required
Array of objects (Action) [ items >= 5 properties ]
required
Array of objects (Action) [ items >= 5 properties ]
Array of integers or strings (Extension) [ items ]

Responses

Request samples

Content type
application/json
[
  • {
    }
]

Response samples

Content type
application/json
null

get_block_header_state

Retrieves the glock header state

Request Body schema: application/json
block_num_or_id
required
string

Provide a block_number or a block_id

Responses

Request samples

Content type
application/json
{
  • "block_num_or_id": "string"
}

Response samples

Content type
application/json
{
  • "id": "string",
  • "block_num": 0,
  • "header": {
    },
  • "dpos_proposed_irreversible_blocknum": "string",
  • "dpos_irreversible_blocknum": "string",
  • "bft_irreversible_blocknum": "string",
  • "pending_schedule_lib_num": "string",
  • "pending_schedule_hash": "string",
  • "pending_schedule": {
    },
  • "active_schedule": {
    },
  • "blockroot_merkle": {
    },
  • "producer_to_last_produced": [
    ],
  • "producer_to_last_implied_irb": [
    ],
  • "block_signing_key": "string",
  • "confirm_count": [
    ],
  • "confirmations": [
    ]
}

get_abi

Retrieves the ABI for a contract based on its account name

Request Body schema: application/json
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
Any of
string (NamePrivileged) ^(sysio[\.][a-z1-5]{1,6})([a-j]{1})?$

String representation of privileged SYSIO name type

Responses

Request samples

Content type
application/json
{
  • "account_name": "string"
}

Response samples

Content type
application/json
{
  • "version": "string",
  • "types": [
    ],
  • "structs": [
    ],
  • "actions": [
    ],
  • "tables": [
    ],
  • "abi_extensions": [
    ],
  • "error_messages": [
    ],
  • "ricardian_clauses": [
    ],
  • "variants": [
    ]
}

get_currency_balance

Retrieves the current balance

Request Body schema: application/json
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
symbol
required
string (Symbol) ^([0-9]{1,32}.[0-9]{4} [A-Z]{1,7})$

A string representation of a Wire symbol, composed of a float with a precision of 4, and a symbol composed of capital letters between 1-7 letters separated by a space, example 1.0000 ABC.

Responses

Request samples

Content type
application/json
{
  • "code": "string",
  • "account": "string",
  • "symbol": "string"
}

Response samples

Content type
application/json
[
  • "string"
]

get_currency_stats

Retrieves currency stats

Request Body schema: application/json
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
symbol
string (Symbol) ^([0-9]{1,32}.[0-9]{4} [A-Z]{1,7})$

A string representation of a Wire symbol, composed of a float with a precision of 4, and a symbol composed of capital letters between 1-7 letters separated by a space, example 1.0000 ABC.

Responses

Request samples

Content type
application/json
{
  • "code": "string",
  • "symbol": "string"
}

Response samples

Content type
application/json
null

get_required_keys

Returns the required keys needed to sign a transaction.

Request Body schema: application/json
required
object (Transaction) >= 8 properties
available_keys
required
Array of strings (PublicKey) [^(EOS|PUB_([RK]1|WA)_)[1-9A-HJ-NP-Za-km-z]+$]

Provide the available keys

Responses

Request samples

Content type
application/json
{
  • "transaction": {
    },
  • "available_keys": [
    ]
}

Response samples

Content type
application/json
null

get_producers

Retrieves producers list

Request Body schema: application/json
limit
required
string

total number of producers to retrieve

lower_bound
required
string

In conjunction with limit can be used to paginate through the results. For example, limit=10 and lower_bound=10 would be page 2

json
boolean

return result in JSON format

Responses

Request samples

Content type
application/json
{
  • "limit": "string",
  • "lower_bound": "string",
  • "json": true
}

Response samples

Content type
application/json
{
  • "active": [
    ],
  • "pending": [
    ],
  • "proposed": [
    ]
}

get_raw_code_and_abi

Retrieves raw code and ABI for a contract based on account name

Request Body schema: application/json
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
Any of
string (NamePrivileged) ^(sysio[\.][a-z1-5]{1,6})([a-j]{1})?$

String representation of privileged SYSIO name type

Responses

Request samples

Content type
application/json
{
  • "account_name": "string"
}

Response samples

Content type
application/json
{
  • "account_name": "string",
  • "wasm": "string",
  • "abi": "string"
}

get_scheduled_transaction

Retrieves the scheduled transaction

Request Body schema: application/json
lower_bound
string (DateTimeSeconds) ^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}...

Date/time string in the format YYYY-MM-DDTHH:MM:SS.sss

limit
integer

The maximum number of transactions to return

json
boolean

true/false whether the packed transaction is converted to json

Responses

Request samples

Content type
application/json
{
  • "lower_bound": "string",
  • "limit": 0,
  • "json": true
}

Response samples

Content type
application/json
{
  • "transactions": [
    ]
}

get_table_by_scope

Retrieves table scope

Request Body schema: application/json
code
required
string

name of the contract to return table data for

table
string

Filter results by table

lower_bound
string

Filters results to return the first element that is not less than provided value in set

upper_bound
string

Filters results to return the first element that is greater than provided value in set

limit
integer <int32>
Default: 10

Limit number of results returned.

reverse
boolean
Default: false

Reverse the order of returned results

show_payer
boolean
Default: false

Show RAM payer

Responses

Request samples

Content type
application/json
{
  • "code": "string",
  • "table": "string",
  • "lower_bound": "string",
  • "upper_bound": "string",
  • "limit": 10,
  • "reverse": false,
  • "show_payer": false
}

Response samples

Content type
application/json
{
  • "rows": [
    ],
  • "more": "string"
}

get_table_rows

Returns an object containing rows from the specified table.

Request Body schema: application/json
code
required
string

The name of the smart contract that controls the provided table

table
required
string

The name of the table to query

scope
required
string

The account to which this data belongs

index_position
string

Position of the index used, accepted parameters primary, secondary, tertiary, fourth, fifth, sixth, seventh, eighth, ninth , tenth

key_type
string

Type of key specified by index_position (for example - uint64_t or name)

encode_type
string
lower_bound
string

Filters results to return the first element that is not less than provided value in set

upper_bound
string

Filters results to return the first element that is greater than provided value in set

limit
integer <int32>
Default: 10

Limit number of results returned.

reverse
boolean
Default: false

Reverse the order of returned results

show_payer
boolean
Default: false

Show RAM payer

Responses

Request samples

Content type
application/json
{
  • "code": "string",
  • "table": "string",
  • "scope": "string",
  • "index_position": "string",
  • "key_type": "string",
  • "encode_type": "string",
  • "lower_bound": "string",
  • "upper_bound": "string",
  • "limit": 10,
  • "reverse": false,
  • "show_payer": false
}

Response samples

Content type
application/json
{
  • "rows": [
    ]
}

abi_json_to_bin

Returns an object containing the serialized action data.

Request Body schema: application/json
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
args
object

json object of the action parameters that will be serialized.

Responses

Request samples

Content type
application/json
{
  • "code": "string",
  • "action": "string",
  • "args": { }
}

Response samples

Content type
application/json
{
  • "binargs": "string"
}

abi_bin_to_json

Returns an object containing the deserialized action data.

Request Body schema: application/json
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
binargs
required
string (Hex) ^(0[xX])?[0-9a-fA-F]*$

Responses

Request samples

Content type
application/json
{
  • "code": "string",
  • "action": "string",
  • "binargs": "string"
}

Response samples

Content type
application/json
"string"

get_code

Returns an object containing the smart contract WASM code.

Request Body schema: application/json
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
code_as_wasm
required
integer
Default: 1

This must be 1 (true)

Responses

Request samples

Content type
application/json
{
  • "account_name": "string",
  • "code_as_wasm": 1
}

Response samples

Content type
application/json
{
  • "name": "string",
  • "code_hash": "string",
  • "wast": "string",
  • "wasm": "string",
  • "abi": {
    }
}

get_raw_abi

Returns an object containing the smart contract abi.

Request Body schema: application/json
required
NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string) (Name)
Any of
string (NamePrivileged) ^(sysio[\.][a-z1-5]{1,6})([a-j]{1})?$

String representation of privileged SYSIO name type

Responses

Request samples

Content type
application/json
{
  • "account_name": "string"
}

Response samples

Content type
application/json
{
  • "account_name": "string",
  • "code_hash": "string",
  • "abi_hash": "string",
  • "abi": "string"
}

get_activated_protocol_features

Retreives the activated protocol features for producer node

Request Body schema: application/json
required
object

Defines the filters to retreive the protocol features by

lower_bound
integer

Lower bound

upper_bound
integer

Upper bound

limit
integer

The limit, default is 10

search_by_block_num
required
boolean

Flag to indicate it is has to search by block number

reverse
required
boolean

Flag to indicate it has to search in reverse

Responses

Request samples

Content type
application/json
{
  • "params": {
    }
}

Response samples

Content type
application/json
{
  • "activated_protocol_features": [
    ],
  • "more": 0
}

get_accounts_by_authorizers

Given a set of account names and public keys, find all account permission authorities that are, in part or whole, satisfiable

Request Body schema: application/json
Array of (Name (NamePrivileged (string) or NameBasic (string) or NameBid (string) or NameCatchAll (string))) or Authority (object)

List of authorizing accounts and/or actor/permissions

keys
Array of strings (PublicKey) [^(EOS|PUB_([RK]1|WA)_)[1-9A-HJ-NP-Za-km-z]+$]

List of authorizing keys

Responses

Request samples

Content type
application/json
{
  • "accounts": [
    ],
  • "keys": [
    ]
}

Response samples

Content type
application/json
{
  • "accounts": [
    ]
}

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