{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x3b56ca60dafc885fc1f2ccf1979c8627eb87712ca7f83afeb2ec68033a0c1c76",
    "signature": "0xd792ee8c03438bb551d76379aec91dfe753eef9e42f9e745f7887d44ed4a6ed92234a050d9fba8ffed1fcb48877dd4c0184bc49d5b5946149bfa25d6df4563951c",
    "signer": "0x674FFC02F71bdD4bD3Ae60c618579EBDD541E397",
    "userId": "787787230"
  }
}