{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "802401826",
    "entityType": "User",
    "nonce": "0x568b6fd54028901e6fe7887fbc916bcab14790d97240d694fb52c5e956995d7c",
    "signature": "0xb048cea48a8a8dc7f7caf6fe3265ec3d4f5a7a479529f4a05c3418bc858f860a3b662431562c6db619787c613fd156c6920e153fab7445af85c3b9d5f499460b1c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}