{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x76c5e9354844f936136436d56fea061e2a5ca7657e8c2c037ad2c1869a682e5d",
    "signature": "0x52bf6b8fc333b786dd888bde1c075332f1b7b51e87eca2634956880d2bb70e6d7a77cca35478b9de63f2a3780489ba87cf8a70bb300857b0d446beeda52738f51c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}