POST /eth/v1/beacon/pool/attestations

Submit Attestation object to node.

Sends items bearing attestation to the node. In the request body, each attestation is handled separately.

The node MUST post the verified attestation on the relevant subnet if it is validated successfully.

The node MUST return a 400 error including information about which attestations failed and why if one or more attestations fail validation.

Example Request and Result for /v1/beacon/pool/attestations

In this section, we provide an illustrative example of a request made to retrieve details contents using the /v1/beacon/pool/attestations endpoint. Additionally, we present the resulting response containing information about sending the attestation object tot node.

Parameters

The example in this section uses a non-existing project id.

Make sure you replace it with your Ethereum Holesky Beacon endpoint when issuing the API calls.

Don't have a project id? Here's a straightforward guide on how to obtain one!

Submit Attestation object to node.

POST https://eth-holesky-beacon.blastapi.io/<project-id>/eth/v1/beacon/pool/attestations

Request Body

Attestations are stored in pool and broadcast on appropriate subnet

Curl Request example

curl -X 'POST' \
  'https://eth-holesky-beacon.blastapi.io/ed4f817a-c186-4c70-9b97-45e0c138107d/eth/v1/beacon/pool/attestations' \
  -H 'accept: */*' \
  -H 'Content-Type: application/json' \
  -d '[
  {
    "aggregation_bits": "0x01",
    "signature": "0x1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505cc411d61252fb6cb3fa0017b679f8bb2305b26a285fa2737f175668d0dff91cc1b66ac1fb663c9bc59509846d6ec05345bd908eda73e670af888da41af171505",
    "data": {
      "slot": "1",
      "index": "1",
      "beacon_block_root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2",
      "source": {
        "epoch": "1",
        "root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"
      },
      "target": {
        "epoch": "1",
        "root": "0xcf8e0d4e9587369b2301d0790347320302cc0943d5a1884560367e8208d920f2"
      }
    }
  }
]'

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