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chain_subscribeAllHeads RPC Method

Retrieves the newest header via subscription.

Updated on
Oct 4, 2023

chain_subscribeAllHeads RPC Method

Parameters

subscription
string
Allows the client to manage the subscription

Returns

parentHash
string
The hash of the parent block header
number
string
The block number of the current header
stateRoot
string
The hash of the state root of the current header
extrinsicsRoot
string
The hash of the extrinsic root of the current header
digest
object
An object containing additional information about the header, such as logs
logs
array
An array of log messages associated with the header
Request
1
wscat -c \
2
# wait for connection
3
{"id":1,"jsonrpc":"2.0","method":"chain_subscribeAllHeads","params":[]}
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