/eth/v1/validator/attestation_data

Requests that the beacon node produce an AttestationData.

A 503 error must be returned if the block identified by the response beacon_block_root is optimistic (i.e. the attestation attests to a block that has not been fully verified by an execution engine).

Parameters:

slot-string, The slot for which the block should be proposed.

committee_index-string, The validator's randao reveal value.

Example:

// Request
curl -X GET -H 'Content-Type: application/json' 
https://ethereum-beacon.blockpi.network/rpc/v1/your-rpc-key/eth/v1/validator/attestation_data?slot=9091263&committee_index=1

// Result