Skip to main content
GET
Get the attestation to sign
Partner keys only. See Partner API for the full flow. Have the user’s wallet sign the returned typed data exactly as returned, with eth_signTypedData_v4, then send the signature to POST /partner/users. The signature must recover to the address, from eth_signTypedData_v4 on a standard externally owned account. Contract-wallet signatures (EIP-1271) are not accepted.

Authorizations

x-sx-api-key
string
header
required

API key, sent as the x-sx-api-key header.

Query Parameters

address
string
required

The wallet address of the user you are about to create.

Response

status
string

success or failure if the request succeeded or not

data
object

EIP-712 typed data for the user's wallet to sign. Sign it exactly as returned; partnerId is a uint256 sent as a string.

Last modified on November 12, 2026