{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "46031",
    "entityType": "User",
    "nonce": "0xe1c501763a6d6c6601ffddcb5d756ff9bf32eac64a8250d67932d71efefef5ed",
    "signature": "0x693e9ac5c1aba81189d3412971168d212b8d37b30fac5713a73e886c7060c8830a70fd1732791eb49ed4a31a5d21869a482949c49f470c44bc5e35766729f86a1b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}