{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7892",
    "entityType": "User",
    "nonce": "0x80c34b685ca2ae02c43b8a115b509fa4e5128450cfb02d74beb15b4f036e951c",
    "signature": "0x5bb8c51d94ab159fabeec8bdd50a0bc40d323a6dffe9054e1fd000aae732da012ffe21702816cc4d5c4a519912b5c6aa7932420a61f293e9654e965708edf1761c",
    "signer": "0x92d3aEA782A42D4B044a13a4727af9Aca3a0211F",
    "userId": "12615893"
  }
}