chain_get_era_info_by_switch_block
This method returns an EraInfo from the network. Only the last Block in an era, known as a switch block, will contain an era_summary.
This method will use 2500 Compute Units.
Parameters
block_identified- hash (*optional) If you do not supply a block_identifier, the returned information will be the most recent Block.
{
"id": 1,
"jsonrpc": "2.0",
"method": "chain_get_era_info_by_switch_block",
"params": [
{
"Hash": "13c2d7a68ecdd4b74bf4393c88915c836c863fc4bf11d7f2bd930a1bbccacdcb"
}
]
}
Returns
api_version - string RPC API version
era_summary - Summary of an era
block_hash - string hash of the block
merkle_proof - string A merkle proof is a construction created using a merkle tree that allows verification of the associated hashes
state_root_hash - string the state root hash digest
{
"id": 1,
"jsonrpc": "2.0",
"result": {
"api_version": "1.4.13",
"era_summary": {
"block_hash": "13c2d7a68ecdd4b74bf4393c88915c836c863fc4bf11d7f2bd930a1bbccacdcb",
"era_id": 42,
"merkle_proof": "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",
"state_root_hash": "0808080808080808080808080808080808080808080808080808080808080808",
"stored_value": {
"EraInfo": {
"seigniorage_allocations": [
{
"Delegator": {
"amount": "1000",
"delegator_public_key": "01e1b46a25baa8a5c28beb3c9cfb79b572effa04076f00befa57eb70b016153f18",
"validator_public_key": "012a1732addc639ea43a89e25d3ad912e40232156dcaa4b9edfc709f43d2fb0876"
}
},
{
"Validator": {
"amount": "2000",
"validator_public_key": "012a1732addc639ea43a89e25d3ad912e40232156dcaa4b9edfc709f43d2fb0876"
}
}
]
}
}
}
}
}
curl https://mainnet.casper.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
-X POST \
-H "Content-Type: application/json" \
-d '{"id":1,"jsonrpc":"2.0","method":"chain_get_era_info_by_switch_block","params":[]}'
curl https://testnet.casper.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
-X POST \
-H "Content-Type: application/json" \
-d '{"id":1,"jsonrpc":"2.0","method":"chain_get_era_info_by_switch_block","params":[]}'