{
"state": "created",
"type": "operationAssertion",
"challenge": {
"challenge": "string",
"relyingPartyId": "string",
"relyingPartyName": "string",
"allowCredentials": [
{
"kind": "webAuthn",
"id": "string"
}
]
},
"confirmation": {
"device": {},
"signature": {
"kind": "webAuthn",
"credentialId": "string",
"clientData": "string",
"signature": "string",
"authenticatorData": "string"
}
}
}