{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "222",
    "entityType": "User",
    "nonce": "0x5a3b2d0ce5e20ca046c6c2fe499c50aa479bfdb8280fedb49aaef6ce3d65d160",
    "signature": "0x8c0141a927500cedd49d672c6ece8ebdff89d9167e2eae4920b1cf6a9247fcc11ac7164ee883f838b492518a3f0bc56d54330ee70a7538cbd9aa5df1da48517a1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}