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Code Issues Projects Releases Wiki Activity

Documentation for Validators API. (#2147) 

* Recover proper validator API call and remove incorrect one.
Add more examples to API documentation.
This commit is contained in:
Eugene Kabanov 2020-12-07 14:51:14 +02:00 committed by GitHub
parent 32a18769e6
commit 46c2740097
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 99 additions and 31 deletions
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2
beacon_chain/nimbus_validator_client.nim
View File

@ -182,7 +182,7 @@ proc onSlotStart(vc: ValidatorClient, lastSlot, scheduledSlot: Slot) {.gcsafe, a
notice "Attesting", slot = slot, public_key = a.public_key
let validator = vc.attachedValidators.validators[a.public_key]
let ad = await vc.client.get_v1_validator_attestation(slot, a.committee_index)
let ad = await vc.client.get_v1_validator_attestation_data(slot, a.committee_index)
let notSlashable = vc.attachedValidators
.slashingProtection

14
beacon_chain/rpc/validator_api.nim
View File

@ -55,9 +55,9 @@ proc installValidatorApiHandlers*(rpcServer: RpcServer, node: BeaconNode) =
raise newException(CatchableError, "Could not propose block")
return true
rpcServer.rpc("get_v1_validator_attestation") do (
rpcServer.rpc("get_v1_validator_attestation_data") do (
slot: Slot, committee_index: CommitteeIndex) -> AttestationData:
debug "get_v1_validator_attestation", slot = slot
debug "get_v1_validator_attestation_data", slot = slot
let
head = node.doChecksAndGetCurrentHead(slot)
epochRef = node.chainDag.getEpochRef(head, slot.epoch)
@ -117,13 +117,3 @@ proc installValidatorApiHandlers*(rpcServer: RpcServer, node: BeaconNode) =
validator_pubkey: ValidatorPubKey, slot_signature: ValidatorSig) -> bool:
debug "post_v1_validator_beacon_committee_subscriptions"
raise newException(CatchableError, "Not implemented")
rpcServer.rpc("get_v1_validator_attestation_data") do (
slot: uint64, committee_index: uint64) -> AttestationData:
let ares = node.attestationPool[].getAggregatedAttestation(
Slot(slot), CommitteeIndex(committee_index)
)
if ares.isSome():
return ares.get().data
else:
raise newException(CatchableError, "Could not create attestation data!")

2
beacon_chain/spec/eth2_apis/validator_callsigs.nim
View File

@ -14,7 +14,7 @@ proc get_v1_validator_block(slot: Slot, graffiti: GraffitiBytes, randao_reveal:
proc post_v1_validator_block(body: SignedBeaconBlock): bool
proc get_v1_validator_attestation(slot: Slot, committee_index: CommitteeIndex): AttestationData
proc get_v1_validator_attestation_data(slot: Slot, committee_index: CommitteeIndex): AttestationData
proc get_v1_validator_aggregate_attestation(slot: Slot, attestation_data_root: Eth2Digest): Attestation

112
docs/the_nimbus_book/src/api.md
View File

@ -51,10 +51,28 @@ curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_states_finality_checkpoints","
### [`get_v1_beacon_states_stateId_validators`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateValidators)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_states_stateId_validators","params":["finalized"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_states_stateId_validators_validatorId`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateValidator)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_states_stateId_validators","params":["finalized", "100167"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_states_stateId_validator_balances`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getStateValidatorBalances)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_states_stateId_validator_balances","params":["finalized"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_states_stateId_committees_epoch`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getEpochCommittees)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_states_stateId_committees_epoch","params":["finalized"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_headers`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlockHeaders)
### [`get_v1_beacon_headers_blockId`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlockHeader)
@ -63,6 +81,12 @@ curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_states_finality_checkpoints","
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_headers_blockId","params":["finalized"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`post_v1_beacon_blocks`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/publishBlock)
```
curl -d '{"jsonrpc":"2.0","method":"post_v1_beacon_blocks","params":[{"message":{"slot":"1","proposer_index":"1","parent_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","state_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","body":{"randao_reveal":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","eth1_data":{"deposit_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","deposit_count":"1","block_hash":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"graffiti":"string","proposer_slashings":[{"signed_header_1":{"message":{"slot":"1","proposer_index":"1","parent_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","state_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","body_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"},"signed_header_2":{"message":{"slot":"1","proposer_index":"1","parent_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","state_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","body_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}}],"attester_slashings":[{"attestation_1":{"attesting_indices":["1"],"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}},"attestation_2":{"attesting_indices":["1"],"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}}}],"attestations":[{"aggregation_bits":"0x01","signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}}],"deposits":[{"proof":["0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"],"data":{"pubkey":"0x93247f2209abcacf57b75a51dafae777f9dd38bc7053d1af526f220a7489a6d3a2753e5f3e8b1cfe39b56f43611df74a","withdrawal_credentials":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","amount":"1","signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}}],"voluntary_exits":[{"message":{"epoch":"1","validator_index":"1"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}]}},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_blocks_blockId`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getBlock)
```
@ -83,6 +107,46 @@ curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_blocks_blockId_attestations","
### [`post_v1_beacon_pool_attestations`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolAttestations)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_blocks_blockId_attestations","params":[{"aggregation_bits":"0x01","signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}}],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_pool_attester_slashings`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolAttesterSlashings)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_pool_attester_slashings","params":[],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`post_v1_beacon_pool_attester_slashings`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolAttesterSlashings)
```
curl -d '{"jsonrpc":"2.0","method":"post_v1_beacon_pool_attester_slashings","params":[{"attestation_1":{"attesting_indices":["1"],"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}},"attestation_2":{"attesting_indices":["1"],"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}}}],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_pool_proposer_slashings`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolProposerSlashings)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_pool_proposer_slashings","params":[],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`post_v1_beacon_pool_proposer_slashings`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolProposerSlashings)
```
curl -d '{"jsonrpc":"2.0","method":"post_v1_beacon_pool_proposer_slashings","params":[{"signed_header_1":{"message":{"slot":"1","proposer_index":"1","parent_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","state_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","body_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"},"signed_header_2":{"message":{"slot":"1","proposer_index":"1","parent_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","state_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","body_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}}],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_beacon_pool_voluntary_exits`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/getPoolVoluntaryExits)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_beacon_pool_voluntary_exits","params":[],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`post_v1_beacon_pool_voluntary_exits`](https://ethereum.github.io/eth2.0-APIs/#/Beacon/submitPoolVoluntaryExit)
```
curl -d '{"jsonrpc":"2.0","method":"post_v1_beacon_pool_voluntary_exits","params":[{"message":{"epoch":"1","validator_index":"1"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
## Beacon Node API
### [`get_v1_node_identity`](https://ethereum.github.io/eth2.0-APIs/#/Node/getNetworkIdentity)
@ -129,24 +193,10 @@ curl -d '{"jsonrpc":"2.0","method":"get_v1_node_health","params":[],"id":1}' -H
## Valdiator API
### [`get_v1_validator_block`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/produceBlock)
### [`post_v1_validator_block`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/publishBlock)
### [`get_v1_validator_attestation`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/produceAttestation)
### [`get_v1_validator_duties_attester`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/getAttesterDuties)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_validator_attestation_data","params":[0,3],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_validator_aggregate_and_proof`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/getAggregatedAttestation)
### [`post_v1_validator_aggregate_and_proof`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/publishAggregateAndProof)
### [`post_v1_validator_duties_attester`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/getAttesterDuties)
```
curl -d '{"jsonrpc":"2.0","method":"post_v1_validator_duties_attester","params":[1,["a7a0502eae26043d1ac39a39457a6cdf68fae2055d89c7dc59092c25911e4ee55c4e7a31ade61c39480110a393be28e8","a1826dd94cd96c48a81102d316a2af4960d19ca0b574ae5695f2d39a88685a43997cef9a5c26ad911847674d20c46b75"]],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
curl -d '{"jsonrpc":"2.0","method":"get_v1_validator_duties_attester","params":[1,["a7a0502eae26043d1ac39a39457a6cdf68fae2055d89c7dc59092c25911e4ee55c4e7a31ade61c39480110a393be28e8","a1826dd94cd96c48a81102d316a2af4960d19ca0b574ae5695f2d39a88685a43997cef9a5c26ad911847674d20c46b75"]],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_validator_duties_proposer`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/getProposerDuties)
@ -155,6 +205,32 @@ curl -d '{"jsonrpc":"2.0","method":"post_v1_validator_duties_attester","params":
curl -d '{"jsonrpc":"2.0","id":"id","method":"get_v1_validator_duties_proposer","params":[1] }' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_validator_block`](https://ethereum.github.io/eth2.0-APIs/#/ValidatorRequiredApi/produceBlock)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_validator_block","params":["1","0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","0x4e696d6275732f76312e302e322d64333032633164382d73746174656f667573"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_validator_attestation_data`](https://ethereum.github.io/eth2.0-APIs/#/Validator/produceAttestationData)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_validator_attestation_data","params":[1, 1],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_validator_aggregate_attestation`](https://ethereum.github.io/eth2.0-APIs/#/Validator/getAggregatedAttestation)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_validator_aggregate_attestation","params":[1, "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`post_v1_validator_aggregate_and_proofs`](https://ethereum.github.io/eth2.0-APIs/#/Validator/publishAggregateAndProofs)
```
curl -d '{"jsonrpc":"2.0","method":"post_v1_validator_aggregate_and_proofs","params":[{"message":{"aggregator_index":"1","aggregate":{"aggregation_bits":"0x01","signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505","data":{"slot":"1","index":"1","beacon_block_root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2","source":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"},"target":{"epoch":"1","root":"0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"}}},"selection_proof":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"},"signature":"0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505"}],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`post_v1_validator_beacon_committee_subscriptions`](https://ethereum.github.io/eth2.0-APIs/#/Validator/prepareBeaconCommitteeSubnet)
## Config API
### [`get_v1_config_fork_schedule`](https://ethereum.github.io/eth2.0-APIs/#/Config/getForkSchedule)
@ -177,12 +253,14 @@ curl -d '{"jsonrpc":"2.0","method":"get_v1_config_deposit_contract","params":[],
## Administrative / Debug API
### `get_v1_debug_beacon_states_stateId` - returns an entire `BeaconState` object for the specified `stateId`
### [`get_v1_debug_beacon_states_stateId`](https://ethereum.github.io/eth2.0-APIs/#/Debug/getState)
```
curl -d '{"jsonrpc":"2.0","method":"get_v1_debug_beacon_states_stateId","params":["head"],"id":1}' -H 'Content-Type: application/json' localhost:9190 -s | jq
```
### [`get_v1_debug_beacon_heads`](https://ethereum.github.io/eth2.0-APIs/#/Debug/getDebugChainHeads)
## Nimbus extensions
### getBeaconHead