{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x05ad28125aeaa60f7bb49a9cb64781937d180737fd25922558f1ff033a8566a5",
    "signature": "0x5f25d61c186c08037e0d45dbb0413cb8e3f96819f0dddbd682a510a610fd6b331807e16baf901a6e159cebe67753b723e56b7555de17cb155381d4d0a7bfc39c1b",
    "signer": "0x53d114953EFE4751B70BF56Ae40956c01d541Eec",
    "userId": "795477070"
  }
}