{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51702",
    "entityType": "User",
    "nonce": "0x122156bc678c276d3bf1f0562b64c16355924e387e167a933076b1d04e5354eb",
    "signature": "0x41783dd917dd5902c152f59eb188bde478edd924321900087581cacfb22ef1421f7c74afdc287bbc381d85ba7872e5d83fb88064aa61a5c1eda3350229f449a11b",
    "signer": "0x7C2169544c0568cB3b210f320356B6A77E891F30",
    "userId": "495616082"
  }
}