{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133120",
    "entityType": "User",
    "nonce": "0xcea42e8855cb7a10cba89878322a115fa005abd7a67c23443ad2992059e222ea",
    "signature": "0xba2bf7db5b89668abf60d078acd8d464666f93472cbd5a8c3edee190f26c3d9e7eb47c2aeb69d689396f1d7b519b48a234859d0c7f1fc9626b5d8ca22bfc90231c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}