Presigned Exit Request

post

Returns a pre-signed voluntary exit message that can be submitted to the Ethereum beacon chain at any time by any party. The signature must come from the withdrawal address associated with the specified validators.

Authorizations

AuthorizationstringRequired

Bearer authentication header of the form Bearer <token>.

Path parameters

networkstring · enumRequired

The Ethereum network.

Default: mainnetPossible values:

Body

payloadstringRequired

A JSON-encoded string containing the presigned exit request payload. Must include:

• type: must be "presigned_exit_request"
• timestamp: ISO8601 UTC timestamp
• validators: array of validator public keys, all must share the same withdrawal address

Example: {"type":"presigned_exit_request","timestamp":"2025-04-08T20:28:39.678Z","validators":[{"public_key":"0xb31cb9c715b7a8a16ca7764f35b45883fce75699f25f90c44cae4e6a386d9f2c0dfd16303e1864cfbc0ae4dc194e872e"}]}

signaturestringRequired

ERC-191 signature of the payload string, signed by the withdrawal address of the specified validators.

Example: 0x7b2274797065223a227072657369676e65645f657869745f72657175657374222c2274696d657374616d70223a22323032352d30342d30385432303a32383a33392e3637385a222c2276616c696461746f7273223a5b7b227075626c69635f6b6579223a223078623331636239633731356237613861313663613737363466333562343538383366636537353639396632356639306334346361653465366133383664396632633064666431363330336531383634636662633061653464633139346538373265227d5d7d

Responses

200

OK

application/json

A list of pre-signed voluntary exit messages that can be submitted to a beacon node to initiate validator exits.

validator_keystringOptional

Public key of the validator

400

Bad Request

application/json

401

Unauthorized

application/json

403

Forbidden

application/json

500

Internal Server Error

application/json

post/v1/api/ethereum/{network}/presigned_exit_request

POST /v1/api/ethereum/{network}/presigned_exit_request HTTP/1.1
Host: ethereum-staking.sprd.validationcloud.io
Authorization: Bearer YOUR_SECRET_TOKEN
Content-Type: application/json
Accept: */*
Content-Length: 654

{
  "payload": "{\"type\":\"presigned_exit_request\",\"timestamp\":\"2025-04-08T20:28:39.678Z\",\"validators\":[{\"public_key\":\"0xb31cb9c715b7a8a16ca7764f35b45883fce75699f25f90c44cae4e6a386d9f2c0dfd16303e1864cfbc0ae4dc194e872e\"}]}",
  "signature": "0x7b2274797065223a227072657369676e65645f657869745f72657175657374222c2274696d657374616d70223a22323032352d30342d30385432303a32383a33392e3637385a222c2276616c696461746f7273223a5b7b227075626c69635f6b6579223a223078623331636239633731356237613861313663613737363466333562343538383366636537353639396632356639306334346361653465366133383664396632633064666431363330336531383634636662633061653464633139346538373265227d5d7d"
}

[
  {
    "validator_key": "0xb31cb9c715b7a8a16ca7764f35b45883fce75699f25f90c44cae4e6a386d9f2c0dfd16303e1864cfbc0ae4dc194e872e",
    "exit_request": {
      "message": {
        "epoch": "5040",
        "validator_index": "1091615"
      },
      "signature": "0xb77505b425ff7486d5a4a08ab6bf85a9ac8d778b8609421683d36e7a3d10b3243b7b4d22490ff5620ea9d46ff4e4c13308ac689368852af4872e1cdb837ad2d2d170a407c22fa1981ec543e8b05b3cc7836b7f9d300d7796412023ff6b13f3aa"
    }
  }
]